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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Choryon Oh — 10 Patents

KEKeyence: 10 patents #11 of 266Top 5%
Osaka, JP: #4,434 of 24,344 inventorsTop 20%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Choryon Oh has been granted 10 US patents while listed as an inventor at Keyence. The first was granted in 2007 and the most recent in May 2025. Choryon Oh ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Choryon Oh in Osaka, JP.

Patents per Year

Patents granted per year, 2007 to 2025Bar chart with a peak of 2 patents in 2020.peak 22007: 1 patents20072011: 1 patents20112018: 1 patents20182020: 2 patents20202023: 1 patents20232024: 2 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12292504 Displacement sensor Sohei Kanoda, Shinichiro OTSU 2025-05-06
12243705 Safety switch Yu Babasaki, Lye Tatt Cheah 2025-03-04
11908654 Safety switch Yu Babasaki, Lye Tatt Cheah 2024-02-20
11867494 Optical displacement sensor Daiki Matsumoto 2024-01-09
11551884 Safety switch Yu Babasaki, Lye Tatt Cheah 2023-01-10
10620039 Photoelectric switch and sensor unit 2020-04-14
10620040 Photoelectric switch and sensor unit comprising a display control unit Kenji Kojima 2020-04-14
9933511 Safety scanner 2018-04-03
8069007 Light scanning photoelectric switch 2011-11-29
7249884 Radiation thermometer Tomonari Torii 2007-07-31