Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KU

Kazuo Uzuka — 2 Patents

TOTok: 1 patents #6 of 16Top 40%
TCTok Bearing Co.: 1 patents #9 of 13Top 70%
Tokyo, JP: #44,108 of 90,295 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Kazuo Uzuka has been granted 2 US patents while listed as an inventor at Tok. The first was granted in 2008 and the most recent in June 2019. Kazuo Uzuka ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Kazuo Uzuka in Tokyo, JP.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D852249 Reduction gear 2019-06-25
7465248 Planetary gear type reduction gear with torque limiter Shinichi Katoh, Isao Enomoto 2008-12-16