Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Soubei Suzuki — 5 Patents

UNUnknown: 9 patents #1,046 of 83,584Top 2%
RJResearch Development Corporation Of Japan: 3 patents #41 of 402Top 15%
OCOki Electric Co.: 1 patents #3 of 39Top 8%
OCOki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
Rifu, JP: #599 of 2,101 inventorsTop 30%
Overall (All Time): #1,054,658 of 4,157,543Top 30%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5693139 Growth of doped semiconductor monolayers Junichi Nishizawa, Hitoshi Abe 1997-12-02
5294286 Process for forming a thin film of silicon Junichi Nishizawa, Hitoshi Abe 1994-03-15
4806321 Use of infrared radiation and an ellipsoidal reflection mirror Junichi Nishizawa, Hitoshi Abe 1989-02-21
4502203 Method for fabricating semiconductor photodetector Junichi Nishizawa, Takashige Tamamushi 1985-03-05
4499654 Method for fabricating semiconductor photodetector Junichi Nishizawa, Takashige Tamamushi 1985-02-19