Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KB

Kazuhisa Betsui — 7 Patents

AMAmp: 4 patents #288 of 1,260Top 25%
W&Whitaker &: 3 patents #269 of 1,437Top 20%
Overall (All Time): #763,068 of 4,157,543Top 20%
7 Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5876226 Connector with cam member Masao Tsukakoshi 1999-03-02
5690517 Receptacle contact 1997-11-25
5575676 Cam-equipped connector Masao Tsukakoshi 1996-11-19
5037336 Electrical connector with terminal retention member 1991-08-06
4867699 Connector with checking device Kenzo Oda 1989-09-19
4753612 Double lock electrical connector 1988-06-28
4749372 Electrical connector having double lock arrangement for the electrical contacts 1988-06-07