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USPTO Patent Rankings Data through Dec 31, 2025
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Tetsuhiro Oka — 4 Patents in 2021

OLOlympus: 4 patents #9 of 578Top 2%
Tokyo, JP: #850 of 13,453 inventorsTop 7%
Overall (2021): #38,890 of 548,734Top 8%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11172808 Endoscope 2021-11-16
11070739 Endoscope system having a first light source for imaging a subject at different depths and a second light source having a wide band visible band Koji Matsumoto, Sho Shinji, Kenji Urushibata, Hiroyuki Kubo 2021-07-20
11045081 Endoscope system Koji Matsumoto, Sho Shinji 2021-06-29
10972675 Endoscope system Sho Shinji, Koji Matsumoto, Kenji Urushibata, Hiroyuki Kubo 2021-04-06