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Company · Sunnyvale · United States

Fujitsu (United States)

In research, Fujitsu (United States) stands highest in Physical Sciences (#9,918 of 12,888 worldwide), 2022–2025. Relative to its size it is most specialised in Electrical and Electronic Engineering, Computer Science and Engineering — Electrical and Electronic Engineering is 9.3× its share of world research.

fujitsu.com/usROR OpenAlex
World rank, 2022–2025
#19,729
of 28,054 · #9,768 all time
Rank in United States
#2,876
of 4,192
Research works
1.1k
▼ 34% vs 2013–17
Citations
16k
14.2 per fractional work
Top-10% rate
8.0%
record average 16.5%
Open access
14%
world 28%

What is Fujitsu (United States) known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Physical SciencesDomain #9,918 of 12,888 8.4%62 #5873

Each strip is that field’s whole ranked pool, with the notch where Fujitsu (United States) 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 world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does Fujitsu (United States) specialise in?

Where its research is concentrated relative to its size: Electrical and Electronic Engineering takes 9.3× the share of its output that it takes of world research.

  1. Electrical and Electronic EngineeringSubfield · 23.8 works9.3×
  2. Computer ScienceField · 23.9 works4.3×
  3. EngineeringField · 31.8 works3.0×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

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: 0.05× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.45× its world share, 2 worksBiochemistry, Geneti…Neuroscience: 0.89× its world share, 1 worksNeuroscienceChemical Engineering: 0.67× its world share, 0 worksChemical EngineeringChemistry: 0.15× its world share, 0 worksChemistryComputer Science: 4.29× its world share, 24 worksComputer ScienceEarth and Planetary Sciences: 0.74× its world share, 1 worksEarth and Planetary …Engineering: 2.97× its world share, 32 worksEngineeringEnvironmental Science: 0.25× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.20× its world share, 0 worksMaterials ScienceMathematics: 0.28× its world share, 0 worksMathematicsPhysics and Astronomy: 2.42× its world share, 4 worksPhysics and AstronomyMedicine: 0.12× its world share, 2 worksMedicineArts and Humanities: 0.20× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.22× its world share, 0 worksBusiness, Management…Decision Sciences: 1.56× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.13× its world share, 0 worksEconomics, Econometr…Psychology: 0.27× its world share, 1 worksPsychologySocial Sciences: 0.19× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Computer Science, 4.3×. Every wedge is a field page.

Who are the top researchers at Fujitsu (United States)?

Ranked on the composite score, Mukul R. Prasad, William W. Walker and Indradeep Ghosh lead among researchers whose main affiliation is Fujitsu (United States).

  1. 1 Mukul R. Prasad United States · #118,402 worldwide 245 citations · 27 works
  2. 2 William W. Walker United States · #186,827 worldwide 273 citations · 47 works
  3. 3 Indradeep Ghosh United States · #231,393 worldwide 123 citations · 27 works
  4. 4 Farzan Fallah United States · #456,260 worldwide 109 citations · 21 works
  5. 5 Steven A. Wright United States · #512,341 worldwide 34 citations · 19 works
  6. 6 Olga Vassilieva United States · #547,680 worldwide 42 citations · 23 works
  7. 7 Qiong Zhang United States · #549,728 worldwide 151 citations · 60 works
  8. 8 Paparao Palacharla United States · #602,530 worldwide 103 citations · 54 works
  9. 9 Inwoong Kim United States · #736,252 worldwide 66 citations · 34 works
  10. 10 Motoyoshi Sekiya United States · #836,327 worldwide 56 citations · 39 works
All ranked researchers at Fujitsu (United States)

Which keywords describe research at Fujitsu (United States)?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Optical Fiber, Coherent Detection, Digital Signal Processing, Microwave Photonics, Deep Learning, Optical Access Networks, Photonic Signal Processing and Quantum Information.

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

Size is fractional works in 2022–2025 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. Deep Learning8▲ 3.3×29 topics
  2. Optical Fiber8▲ 99×2 topics
  3. Coherent Detection7▲ 226×1 topic
  4. Digital Signal Processing7▲ 201×1 topic
  5. Microwave Photonics7▲ 109×2 topics
  6. Optical Access Networks5▲ 207×1 topic
  7. Photonic Signal Processing5▲ 207×1 topic
  8. Machine Learning5▲ 1.98×20 topics
  9. Neural Networks4▲ 3.9×10 topics
  10. Energy Efficiency4▲ 6.0×5 topics
  11. Quantum Information4▲ 44×2 topics
  12. Big Data4▲ 5.5×9 topics
  13. Elastic Optical Networks3▲ 278×1 topic
  14. Optical Networks3▲ 278×1 topic
  15. Biosensors3▲ 8.0×3 topics
  16. Entanglement3▲ 26×3 topics
  17. Integrated Circuits3▲ 25×2 topics
  18. Optical Modulators3▲ 25×1 topic
  19. Silicon Photonics3▲ 34×1 topic
  20. Quantum Algorithms2▲ 66×1 topic
  21. Quantum Computation2▲ 66×1 topic
  22. Computation2▲ 44×2 topics
  23. Optical Frequency Combs2▲ 50×1 topic
  24. Ultrafast Lasers2▲ 50×1 topic
  25. Security2▲ 4.1×4 topics
  26. Internet of Things2▲ 3.0×4 topics
  27. Cryptography2▲ 19×2 topics
  28. Quantum2▲ 28×2 topics
  29. Representation Learning2▲ 15×3 topics
  30. Semi-Supervised Learning2▲ 19×3 topics
  31. Causal Discovery1▲ 61×2 topics
  32. Metrology1▲ 34×1 topic
  33. Superconducting Circuits1▲ 30×1 topic
  34. Error Correction1▲ 68×2 topics
  35. Semiconductor Lasers1▲ 27×2 topics
  36. Algorithmic Information Theory1▲ 100×1 topic
  37. Bell Inequality1▲ 46×1 topic
  38. Computability1▲ 100×1 topic
  39. Decoherence1▲ 46×1 topic
  40. Digitalization1▲ 8.2×2 topics

Which research topics does Fujitsu (United States) publish most on?

By volume in 2022–2025: Optical Network Technologies, Advanced Photonic Communication Systems, Advanced Optical Network Technologies and Photonic and Optical Devices.

Optical Network Technolo…7Optical Network Technologies: 7 fractional worksAdvanced Photonic Communication Systems: 5 fractional worksAdvanced Optical Network Technologies: 3 fractional worksPhotonic and Optical Devices: 3 fractional worksQuantum Computing Algorithms and Architecture: 2 fractional worksAdvanced Fiber Laser Tec…2Advanced Fiber Laser Technologies: 2 fractional worksQuantum Information and Cryptography: 2 fractional worksQuantum Mechanics and Applications: 1 fractional worksComputability, Logic, AI Algorithms: 1 fractional worksTopic Modeling: 1 fractional works
Electrical and Electronic EngineeringArtificial IntelligenceAtomic and Molecular Physics, and OpticsComputational Theory and Mathematics

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

  1. 1 Optical Network Technologies Electrical and Electronic Engineering 7 works
  2. 2 Advanced Photonic Communication Systems Electrical and Electronic Engineering 5 works
  3. 3 Advanced Optical Network Technologies Electrical and Electronic Engineering 3 works
  4. 4 Photonic and Optical Devices Electrical and Electronic Engineering 3 works
  5. 5 Quantum Computing Algorithms and Architecture Artificial Intelligence 2 works
  6. 6 Advanced Fiber Laser Technologies Atomic and Molecular Physics, and Optics 2 works
  7. 7 Quantum Information and Cryptography Artificial Intelligence 2 works
  8. 8 Quantum Mechanics and Applications Atomic and Molecular Physics, and Optics 1 works
  9. 9 Computability, Logic, AI Algorithms Computational Theory and Mathematics 1 works
  10. 10 Topic Modeling Artificial Intelligence 1 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 available14.5%not open85.5%

World: 28% of research is openly available.

with international co-authors31.1%domestic only68.9%

World: 19% is written across borders.

How has Fujitsu (United States)'s research output changed?

Output in 2018–2022 was 34% lower than in 2013–2017.

1990200020102020
grewheldshrank

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

Other research institutions in Sunnyvale

All research institutions in Sunnyvale

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.