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

Koji Obata

PAPanasonic: 12 patents #2,079 of 21,108Top 10%
HIHitachi: 11 patents #3,813 of 28,497Top 15%
SOSony: 11 patents #4,043 of 25,231Top 20%
HSHitachi Automotive Systems: 3 patents #507 of 1,636Top 35%
Osaka, JP: #107 of 258 inventorsTop 45%
Overall (All Time): #87,617 of 4,157,543Top 3%
37 Patents All Time

Issued Patents All Time

Showing 26–37 of 37 patents

Patent #TitleCo-InventorsDate
7557483 Rotating electrical machine and manufacturing method thereof Takashi Yasuhara, Takayuki Koizumi, Ryozo Takeuchi, Hidemitsu Kobayashi 2009-07-07
7496675 Data multiplexer, data multiplexing method, and recording medium Noriaki Oishi, Tomoyuki Sato, Hajime Nitta, Kiyoshi Ota 2009-02-24
7394851 Encoding apparatus and method, and multiplexing apparatus and method Motoki Kato, Nobuhiro Igi, Yoshikazu Takashima 2008-07-01
6825886 Picture signal processing method and apparatus Hiroshi Kobayashi, Minoru Morio, Motoki Kato, Nobuhiro Igi 2004-11-30
6795498 Decoding apparatus, decoding method, encoding apparatus, encoding method, image processing system, and image processing method Motoki Kato, Nobuhiro Igi, Hideyuki Narita 2004-09-21
6795499 Encoding apparatus and method, and multiplexing apparatus and method Motoki Kato, Nobuhiro Igi, Yoshikazu Takashima 2004-09-21
6730255 Method of manufacture of resin block Ryozo Takeuchi, Junpei Kusukawa 2004-05-04
6649847 Resin block insulating system Ryozo Takeuchi, Junpei Kusukawa 2003-11-18
6574274 Picture signal processing system, decoder, picture signal processing method, and decoding method Nobuhiro Igi, Motoki Kato 2003-06-03
6466625 Picture signal processing method and apparatus Hiroshi Kobayashi, Minoru Morio, Motoki Kato, Nobuhiro Igi 2002-10-15
6434275 Block distortion reduction method and device and encoding method and device Kyoko Fukuda, Hiroshi Kobayashi, Nobuhiro Igi, Motoki Kato 2002-08-13
6414999 Editing method and editing apparatus Nobuhiro Igi, Motoki Kato 2002-07-02