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Company · Tokyo · Japan

Ricoh (Japan)

In research, Ricoh (Japan) stands highest in Physical Sciences (#9,246 of 10,670 worldwide), 2022-now.

ricoh.co.jpROR OpenAlex
World rank, 2022-now
#14,959
of 22,385 · #9,368 all time
Rank in Japan
#439
of 924
Research works
1.5k
▼ 29% vs 2018-21
Citations
14k
9.4 per fractional work
Top-10% rate
4.8%
all institutions 10.0%
vs its own fields
0.90×
1.00× is exactly expected
Open access
28%
world 40%
International
10%
world 18%
Ricoh (Japan)

What is Ricoh (Japan) known for in research?

The fields where it stands highest, 2022-now, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Physical SciencesDomain #9,246 of 10,670 2.6%93 #5211

Each strip is that field's whole ranked pool, with the notch where Ricoh (Japan) sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does Ricoh (Japan) work in?

In 2022-now, 67% of research at Ricoh (Japan) is in Physical Sciences, 12% in Social Sciences. Its largest fields are Engineering (37%), Computer Science (16%), Medicine (8%). It does 1.7× the world's share of Physical Sciences.

Physical Sciences: 99 fractional works · 67.5% of its workEngineering: 54 fractional works · 36.7% of its workControl and Systems Engineering: 11 fractional works · 7.6% of its workElectrical and Electronic Engineering: 10 fractional works · 6.7% of its workMechanical Engineering: 9 fractional works · 6.3% of its workBiomedical Engineering: 6 fractional works · 4.4% of its workMechanics of Materials: 3 fractional works · 1.8% of its workComputational Mechanics: 3 fractional works · 1.8% of its workAutomotive Engineering: 3 fractional works · 1.7% of its workAerospace Engineering: 2 fractional works · 1.4% of its workCivil and Structural Engineering: 2 fractional works · 1.4% of its workBuilding and Construction: 2 fractional works · 1.3% of its workMedia Technology: 2 fractional works · 1.2% of its workOcean Engineering: 1 fractional works · 0.6% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 0.5% of its workComputer Science: 23 fractional works · 15.7% of its workArtificial Intelligence: 11 fractional works · 7.5% of its workComputer Vision and Pattern Recognition: 6 fractional works · 4.3% of its workInformation Systems: 2 fractional works · 1.3% of its workHuman-Computer Interaction: 1 fractional works · 0.8% of its workComputer Networks and Communications: 1 fractional works · 0.6% of its workComputational Theory and Mathematics: 1 fractional works · 0.5% of its workSignal Processing: 1 fractional works · 0.4% of its workComputer Science Applications: 0 fractional works · 0.3% of its workMaterials Science: 6 fractional works · 4.1% of its workPolymers and Plastics: 2 fractional works · 1.5% of its workMaterials Chemistry: 1 fractional works · 1.0% of its workElectronic, Optical and Magnetic Materials: 1 fractional works · 0.5% of its workSurfaces, Coatings and Films: 1 fractional works · 0.5% of its workBiomaterials: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEnvironmental Science: 5 fractional works · 3.3% of its workNature and Landscape Conservation: 1 fractional works · 0.7% of its workGlobal and Planetary Change: 1 fractional works · 0.6% of its workEnvironmental Engineering: 1 fractional works · 0.6% of its workEcology: 1 fractional works · 0.6% of its workWater Science and Technology: 0 fractional works · 0.2% of its workIndustrial and Manufacturing Engineering: 0 fractional works · 0.2% of its workManagement, Monitoring, Policy and Law: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workPhysics and Astronomy: 4 fractional works · 2.9% of its workAtomic and Molecular Physics, and Optics: 4 fractional works · 2.5% of its workStatistical and Nonlinear Physics: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEarth and Planetary Sciences: 3 fractional works · 2.1% of its workEarth-Surface Processes: 1 fractional works · 0.6% of its workOceanography: 1 fractional works · 0.5% of its workAtmospheric Science: 1 fractional works · 0.4% of its workGeology: 0 fractional works · 0.3% of its workGeophysics: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemistry: 2 fractional works · 1.1% of its workSpectroscopy: 1 fractional works · 0.4% of its workAnalytical Chemistry: 0 fractional works · 0.3% of its workOrganic Chemistry: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEnergy: 1 fractional works · 0.8% of its workRenewable Energy, Sustainability and the Environment: 1 fractional works · 0.8% of its workMathematics: 1 fractional works · 0.6% of its workMathematical Physics: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemical Engineering: 0 fractional works · 0.1% of its workSocial Sciences: 18 fractional works · 12.4% of its workPsychology: 9 fractional works · 5.8% of its workSocial Psychology: 4 fractional works · 2.8% of its workExperimental and Cognitive Psychology: 2 fractional works · 1.6% of its workClinical Psychology: 2 fractional works · 1.1% of its workDevelopmental and Educational Psychology: 0 fractional works · 0.3% of its workSocial Sciences: 4 fractional works · 2.8% of its workEducation: 2 fractional works · 1.0% of its workSociology and Political Science: 1 fractional works · 0.7% of its workSafety Research: 1 fractional works · 0.5% of its workDemography: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.4% of its workBusiness, Management and Accounting: 2 fractional works · 1.5% of its workStrategy and Management: 1 fractional works · 0.7% of its workMarketing: 1 fractional works · 0.4% of its workSmaller subfields together: 1 fractional works · 0.4% of its workDecision Sciences: 1 fractional works · 0.9% of its workInformation Systems and Management: 1 fractional works · 0.4% of its workManagement Science and Operations Research: 0 fractional works · 0.2% of its workStatistics, Probability and Uncertainty: 0 fractional works · 0.2% of its workEconomics, Econometrics and Finance: 1 fractional works · 0.8% of its workEconomics and Econometrics: 1 fractional works · 0.8% of its workSmaller subfields together: 0 fractional works · 0.0% of its workArts and Humanities: 1 fractional works · 0.6% of its workPhilosophy: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.2% of its workLife Sciences: 16 fractional works · 11.1% of its workNeuroscience: 9 fractional works · 6.3% of its workCognitive Neuroscience: 6 fractional works · 3.8% of its workCellular and Molecular Neuroscience: 3 fractional works · 1.9% of its workNeurology: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.1% of its workBiochemistry, Genetics and Molecular Biology: 4 fractional works · 2.8% of its workMolecular Biology: 3 fractional works · 1.7% of its workBiotechnology: 0 fractional works · 0.3% of its workGenetics: 0 fractional works · 0.3% of its workCancer Research: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workAgricultural and Biological Sciences: 2 fractional works · 1.4% of its workPlant Science: 1 fractional works · 0.7% of its workFood Science: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.1% of its workPharmacology, Toxicology and Pharmaceutics: 1 fractional works · 0.7% of its workPharmaceutical Science: 1 fractional works · 0.7% of its workHealth Sciences: 13 fractional works · 9.0% of its workMedicine: 12 fractional works · 8.2% of its workRadiology, Nuclear Medicine and Imaging: 2 fractional works · 1.3% of its workPulmonary and Respiratory Medicine: 2 fractional works · 1.2% of its workEndocrinology, Diabetes and Metabolism: 1 fractional works · 0.6% of its workEpidemiology: 1 fractional works · 0.6% of its workPhysiology: 1 fractional works · 0.5% of its workGastroenterology: 1 fractional works · 0.5% of its workSurgery: 1 fractional works · 0.5% of its workOncology: 1 fractional works · 0.4% of its workPsychiatry and Mental health: 1 fractional works · 0.4% of its workOrthopedics and Sports Medicine: 0 fractional works · 0.3% of its workPathology and Forensic Medicine: 0 fractional works · 0.3% of its workNephrology: 0 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 1.3% of its workNursing: 1 fractional works · 0.4% of its workLeadership and Management: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workHealth Professions: 0 fractional works · 0.3% of its workVeterinary: 0 fractional works · 0.1% of its workALL ITS WORKRicoh (Japan)147fractional works, 2022-now
Life Sciences11%Physical Sciences67%Health Sciences9%Social Sciences12%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 24 fields, with their numbers
    1. Engineering5436.7%
    2. Computer Science2315.7%
    3. Materials Science64.1%
    4. Environmental Science53.3%
    5. Physics and Astronomy42.9%
    6. Earth and Planetary Sciences32.1%
    7. Chemistry21.1%
    8. Energy10.8%
    9. Mathematics10.6%
    10. Chemical Engineering00.1%
    1. Psychology95.8%
    2. Social Sciences42.8%
    3. Business, Management and Accounting21.5%
    4. Decision Sciences10.9%
    5. Economics, Econometrics and Finance10.8%
    6. Arts and Humanities10.6%
    1. Neuroscience96.3%
    2. Biochemistry, Genetics and Molecular Biology42.8%
    3. Agricultural and Biological Sciences21.4%
    4. Pharmacology, Toxicology and Pharmaceutics10.7%
    1. Medicine128.2%
    2. Nursing10.4%
    3. Health Professions00.3%
    4. Veterinary00.1%
All of science, and how each field's share has moved since 1950: the Science domain explorer

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.29× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.53× its world share, 4 worksBiochemistry, Geneti…Neuroscience: 3.85× its world share, 9 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.93× its world share, 1 worksPharmacology, Toxico…Chemical Engineering: 0.32× its world share, 0 worksChemical EngineeringChemistry: 0.69× its world share, 2 worksChemistryComputer Science: 2.01× its world share, 23 worksComputer ScienceEarth and Planetary Sciences: 1.35× its world share, 3 worksEarth and Planetary …Energy: 0.90× its world share, 1 worksEnergyEngineering: 2.45× its world share, 54 worksEngineeringEnvironmental Science: 0.67× its world share, 5 worksEnvironmental ScienceMaterials Science: 1.17× its world share, 6 worksMaterials ScienceMathematics: 0.51× its world share, 1 worksMathematicsPhysics and Astronomy: 1.32× its world share, 4 worksPhysics and AstronomyHealth Professions: 0.10× its world share, 0 worksHealth ProfessionsMedicine: 0.43× its world share, 12 worksMedicineNursing: 0.85× its world share, 1 worksNursingVeterinary: 0.56× its world share, 0 worksVeterinaryArts and Humanities: 0.22× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.46× its world share, 2 worksBusiness, Management…Decision Sciences: 0.90× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.39× its world share, 1 worksEconomics, Econometr…Psychology: 1.91× its world share, 9 worksPsychologySocial Sciences: 0.22× its world share, 4 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Neuroscience, 3.9×. Every wedge is a field page.

All 24 fields, with their numbers
  1. Neuroscience3.85×9 works
  2. Engineering2.45×54 works
  3. Computer Science2.01×23 works
  4. Pharmacology, Toxicology and Pharmaceutics1.93×1 works
  5. Psychology1.91×9 works
  6. Earth and Planetary Sciences1.35×3 works
  7. Physics and Astronomy1.32×4 works
  8. Materials Science1.17×6 works
  9. Energy0.90×1 works
  10. Decision Sciences0.90×1 works
  11. Nursing0.85×1 works
  12. Chemistry0.69×2 works
  13. Environmental Science0.67×5 works
  14. Veterinary0.56×0 works
  15. Biochemistry, Genetics and Molecular Biology0.53×4 works
  16. Mathematics0.51×1 works
  17. Business, Management and Accounting0.46×2 works
  18. Medicine0.43×12 works
  19. Economics, Econometrics and Finance0.39×1 works
  20. Chemical Engineering0.32×0 works
  21. Agricultural and Biological Sciences0.29×2 works
  22. Arts and Humanities0.22×1 works
  23. Social Sciences0.22×4 works
  24. Health Professions0.10×0 works

Who are the top researchers at Ricoh (Japan)?

Ranked on the quality score, Manabu Seo, Hirofumi Morise and Satoru Sugawara lead among researchers whose main affiliation is Ricoh (Japan).

  1. 1 Manabu Seo Japan · #2,448,704 worldwide 264 citations · 15 works
  2. 2 Hirofumi Morise Japan · #2,617,525 worldwide 397 citations · 47 works
  3. 3 Satoru Sugawara Japan · #2,960,623 worldwide 595 citations · 42 works
  4. 4 Takaaki Miyashita Japan · #3,244,814 worldwide 635 citations · 27 works
  5. 5 Hengzhi Zhang Japan · #3,657,176 worldwide 184 citations · 15 works
  6. 6 K. V. Prasad Japan · #3,860,456 worldwide 251 citations · 16 works
  7. 7 Masumi Narita Japan · #3,868,198 worldwide 305 citations · 19 works
  8. 8 Suguru Sangu Japan · #3,913,060 worldwide 1.1k citations · 68 works
  9. 9 Masaki Nose Japan · #3,933,884 worldwide 216 citations · 24 works
  10. 10 Kentaro Teramoto Japan · #4,099,746 worldwide 133 citations · 23 works
All ranked researchers at Ricoh (Japan)

What are the most cited papers from Ricoh (Japan)?

The most cited paper from Ricoh (Japan) is "Long-Term Administration of Nicotinamide Mononucleotide Mitigates Age-Associated Physiological Decline in Mice" (Kathryn F. Mills, Shohei Yoshida, Liana Roberts Stein et al., 2016), with 938 citations. Next come "Historical review of OCR research and development" (879) and "Effective Gaussian mixture learning for video background subtraction" (828).

Most cited papers
#PaperReleasedCitations
1 Long-Term Administration of Nicotinamide Mononucleotide Mitigates Age-Associated Physiological Decline in Mice Kathryn F. Mills, Shohei Yoshida, Liana Roberts Stein et al. · Cell Metabolism Open access 27 Oct 2016 938
2 Historical review of OCR research and development S. Mori, Ching Y. Suen, Kazuhiko Yamamoto · Proceedings of the IEEE Jul 1992 879
3 Effective Gaussian mixture learning for video background subtraction Dar-Shyang Lee · IEEE Transactions on Pattern Analysis and Machine Intelligence 21 Mar 2005 828
4 Charge-transport in tin-iodide perovskite CH3NH3SnI3: origin of high conductivity Yukari Takahashi, Rena Obara, Zhengzhong Lin et al. · Dalton Transactions Open access 2011 427
5 Molecular design of hole transport materials for obtaining high durability in organic electroluminescent diodes Chihaya Adachi, Kazukiyo Nagai, Nozomu Tamoto · Applied Physics Letters Open access 15 May 1995 409
All 60 most cited papers, with filters and sorting

Which keywords describe research at Ricoh (Japan)?

By fractional works in 2022-now, weighted toward what it does more of than the world: Virtual Reality, Human-Robot Interaction, Cloud Robotics, Internet of Robotic Things, Artificial Intelligence, Neural Networks, Additive Manufacturing and Deep Learning.

▲ more of its work than of the world's◆ about the world's share▼ less than the world's

Size is fractional works in 2022-now in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Virtual Reality9▲ 13×5 topics
  2. Deep Learning9▲ 1.73×24 topics
  3. Artificial Intelligence8▲ 4.0×5 topics
  4. Neural Networks8▲ 3.6×19 topics
  5. Human-Robot Interaction8▲ 43×2 topics
  6. Cloud Robotics7▲ 180×1 topic
  7. Internet of Robotic Things7▲ 180×1 topic
  8. Education5▲ 1.89×9 topics
  9. Additive Manufacturing5▲ 10×4 topics
  10. Nanomaterials4▲ 2.6×8 topics
  11. 3D Printing4▲ 11×2 topics
  12. Graphene4▲ 3.8×4 topics
  13. Mechanical Properties4▲ 2.5×15 topics
  14. Flexible Electronics3▲ 13×2 topics
  15. Neurological Disorders3▲ 3.6×5 topics
  16. Inkjet Printing3▲ 100×1 topic
  17. Transparent Electrodes3▲ 100×1 topic
  18. Applications3▲ 6.8×3 topics
  19. Microstructure3▲ 3.6×10 topics
  20. Self-Assembly3▲ 5.6×2 topics
  21. Functional Connectivity2▲ 12×2 topics
  22. Modular Robots2▲ 44×1 topic
  23. Multi-Agent Systems2▲ 9.1×3 topics
  24. Path Planning2▲ 14×2 topics
  25. Robotics2▲ 6.9×5 topics
  26. Self-Reconfiguration2▲ 44×1 topic
  27. Neuroscience2▲ 5.4×3 topics
  28. Creativity2▲ 27×2 topics
  29. Electrode Arrays2▲ 34×1 topic
  30. Neural Stimulation2▲ 34×1 topic
  31. Optimal Motion Planning2▲ 20×1 topic
  32. Sampling-Based Algorithms2▲ 20×1 topic
  33. Brain Activity2▲ 24×3 topics
  34. Challenges2▲ 12×1 topic
  35. Materials2▲ 6.0×1 topic
  36. Polymer Composites2▲ 5.4×2 topics
  37. Psychology2▲ 11×3 topics
  38. Actuators2▲ 7.8×3 topics
  39. Default Mode Network2▲ 17×1 topic
  40. Resting-State fMRI2▲ 17×1 topic

Which research topics does Ricoh (Japan) publish most on?

By volume in 2022-now: Robotics and Automated Systems, Nanomaterials and Printing Technologies, Modular Robots and Swarm Intelligence and Robotic Path Planning Algorithms.

Robotics and Automated S…7Robotics and Automated Systems: 7 fractional worksNanomaterials and Printing Technologies: 3 fractional worksModular Robots and Swarm Intelligence: 2 fractional worksRobotic Path Planning Algorithms: 2 fractional worksNeuroscience and Neural Engineering: 2 fractional worksAdditive Manufacturing and 3D Printing Technologies: 2 fractional worksFunctional Brain Connect…2Functional Brain Connectivity Studies: 2 fractional worksAnomaly Detection Techniques and Applications: 2 fractional worksInnovations in Concrete and Construction Materials: 2 fractional worksAdvanced MEMS and NEMS Technologies: 2 fractional works
Control and Systems EngineeringElectrical and Electronic EngineeringMechanical EngineeringComputer Vision and Pattern Recognition5 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Robotics and Automated Systems Control and Systems Engineering 7 works
  2. 2 Nanomaterials and Printing Technologies Electrical and Electronic Engineering 3 works
  3. 3 Modular Robots and Swarm Intelligence Mechanical Engineering 2 works
  4. 4 Robotic Path Planning Algorithms Computer Vision and Pattern Recognition 2 works
  5. 5 Neuroscience and Neural Engineering Cellular and Molecular Neuroscience 2 works
  6. 6 Additive Manufacturing and 3D Printing Technologies Automotive Engineering 2 works
  7. 7 Functional Brain Connectivity Studies Cognitive Neuroscience 2 works
  8. 8 Anomaly Detection Techniques and Applications Artificial Intelligence 2 works
  9. 9 Innovations in Concrete and Construction Materials Building and Construction 2 works
  10. 10 Advanced MEMS and NEMS Technologies Electrical and Electronic Engineering 2 works

How open and international is its research?

Against the world's own shares: the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available28.2%not open71.8%

World: 40% of research is openly available.

with international co-authors10.2%domestic only89.8%

World: 18% is written across borders.

How has Ricoh (Japan)'s research output changed?

Output in 2022-2025 was 29% lower than in 2018-2021.

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Ricoh (Japan) as a percentage of every work published that year, 0.00067% in 2024.

still counting0.0020%0.0040%0.0060%Ricoh (Japan)0.00057% in 202519801990200020102020

Fractional works of Ricoh (Japan) over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year, against all institutions in the same year.

still counting5%10%15%all institutions10.0% in 2025Ricoh (Japan)5.9% in 2025200020102020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 12.7% in 1992.

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Ricoh (Japan) on Science Explorer

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