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

Kazuhide Uchida

NSNippon Soken: 21 patents #41 of 1,540Top 3%
Denso: 21 patents #378 of 11,792Top 4%
Toyota: 7 patents #4,145 of 26,838Top 20%
NCNippondenso Co.: 3 patents #799 of 3,479Top 25%
ACAdvics Co.: 2 patents #250 of 686Top 40%
SOSoken: 1 patents #60 of 182Top 35%
ACAkechi Ceramics Co.: 1 patents #14 of 31Top 50%
Overall (All Time): #103,280 of 4,157,543Top 3%
34 Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
6183215 Electric motor driven compressor Takeshi Sakai, Masafumi Nakashima, Hiroyasu Kato 2001-02-06
6129532 CO.sub.2 compressor Hiroyasu Kato, Masafumi Nakashima, Takeshi Sakai 2000-10-10
6044655 Vapor compression type refrigerating system Yukikatsu Ozaki, Yuichi Sakajo, Hisayoshi Sakakibara 2000-04-04
5921756 Swash plate compressor including double-headed pistons having piston sections with different cross-sectional areas Mikio Matsuda, Mitsuo Inagaki, Takeshi Sakai 1999-07-13
5674058 Scroll-type refrigerant compressor Mikio Matsuda, Mitsuo Inagaki, Hiroshi Ogawa, Motohiko Ueda, Takeshi Sakai 1997-10-07
5611675 Swash plate compressor with start up flow restrictive inlet spool valve Mikio Matsuda, Mitsuo Inagaki, Takeshi Sakai 1997-03-18
5577897 Scroll-type variable-capacity compressor having two control valves Mitsuo Inagaki, Mikio Matsuda, Hideaki Sasaya 1996-11-26
5451146 Scroll-type variable-capacity compressor with bypass valve Mitsuo Inagaki, Mikio Matsuda, Hideaki Sasaya 1995-09-19
5249940 Scroll compressor having a magnet pressing the moving scroll member axially Mikio Matsuda, Mitsuo Inagaki, Yasuhiro Oki 1993-10-05