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

Jinichi Tanabe — 58 Patents

TCTs Tech Co.: 57 patents #1 of 561Top 1%
Honda Motor Co.: 13 patents #1,372 of 21,052Top 7%
TCTachi-S Co.: 1 patents #194 of 398Top 50%
Tochigi, JP: #42 of 2,789 inventorsTop 2%
Overall (All Time): #41,017 of 4,157,543Top 1%
58 Patents All Time

Issued Patents All Time

Showing 51–58 of 58 patents

Patent #TitleCo-InventorsDate
8240757 Coupling mechanism for headrest of vehicle seat Kenichi Niitsuma, Hirooki Negishi, Koji Sano, Koji Uno, Tatsuya Terauchi +1 more 2012-08-14
8104830 Coupling mechanism for headrest of vehicle seat Kenichi Niitsuma, Hirooki Negishi, Koji Sano, Koji Uno, Tatsuya Terauchi +1 more 2012-01-31
8104831 Coupling mechanism for headrest of vehicle seat Kenichi Niitsuma, Hirooki Negishi, Koji Sano, Koji Uno, Tatsuya Terauchi +1 more 2012-01-31
8056973 Coupling mechanism for headrest of vehicle seat Kenichi Niitsuma, Hirooki Negishi, Koji Sano, Koji Uno, Tatsuya Terauchi +1 more 2011-11-15
8020930 Coupling mechanism for headrest of vehicle seat Kenichi Niitsuma, Hirooki Negishi, Koji Sano, Koji Uno, Tatsuya Terauchi +1 more 2011-09-20
7731280 Active headrest mechanism for vehicle seat Kenichi Niitsuma, Hirooki Negishi, Koji Uno, Tatsuya Terauchi, Tomoki Matsumoto +1 more 2010-06-08
6578911 Seat provided with air bag module Masami Harada 2003-06-17
6439597 Seat provided with side air bag system Masami Harada, Yosuke Higashi 2002-08-27