OH

Osamu Hirako

MM Mitsubishi Motors: 18 patents #31 of 1,823Top 2%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #260,604 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
5740777 In-cylinder injection internal combustion engine Shigeo Yamamoto, Hiromitsu Ando, Hiroshi Tanada, Kyoya Igarashi, Hiroaki Miyamoto 1998-04-21
5687692 Combustion state determination method of internal combustion engine, as well as combustion state control method and combustion state control system for internal combustion engine Kazuhide Togai, Shogo Omori 1997-11-18
5657625 Apparatus and method for internal combustion engine control Kazuo Koga, Kojiro Okada, Yoshiaki Danno, Kazuhide Togai, Shogo Ohmori +2 more 1997-08-19
5423300 Internal combustion engine Hiromitsu Ando, Shogo Omori, Jun Takemura, Taizo Kitada, Katsuo Akishino +7 more 1995-06-13
5417190 Stratified burning internal combustion engine Hiromitsu Ando, Shogo Omori, Jun Takemura, Taizo Kitada, Katsuo Akishino +7 more 1995-05-23
5366610 Air fuel ratio detecting device Yoshiaki Danno, Makoto Shimada 1994-11-22
5349816 Exhaust emission control system Daisuke Sanbayashi, Yoshiaki Danno, Kazuo Koga 1994-09-27
5295464 Stratified burning internal combustion engine Hiromitsu Ando, Shogo Omori, Jun Takemura, Taizo Kitada, Katsuo Akishino +7 more 1994-03-22
5245964 Intake port structure for internal combustion engine Syunsuke Matsuo, Nobuaki Murakami, Katsuo Akishino, Keizo Furukawa, Hiromitsu Ando +2 more 1993-09-21
5128869 Engine controlling system for vehicle Katsuo Akishino, Makoto Shimada 1992-07-07
5096015 Engine controlling system for vehicle Katsuo Akishino, Makoto Shimada 1992-03-17
5088043 Engine controlling system for vehicle Katsuo Akishino, Makoto Shimada 1992-02-11
4955327 Partial-boil cooling apparatus for engine Taizo Kitada, Takehiko Katsumoto, Masatoshi Ninoyu, Yasuyuki Makigawa, Gorou Yamanaka +1 more 1990-09-11
4908765 Air/fuel ratio controller for engine Nobuaki Murakami 1990-03-13
4891121 Air fuel ratio detecting device Yoshiaki Danno, Makoto Shimada 1990-01-02
4850317 Intake port device Takehiko Katsumoto, Yoshiaki Danno, Daisuke Sanbayashi, Takashi Dogahara, Katsuo Akishino +1 more 1989-07-25
4813408 Engine cooling device Takehiko Katsumoto, Yoshiaki Danno, Daisuke Sanbayashi, Takashi Dogahara, Hidetsugu Kanao +8 more 1989-03-21
4765294 Intake device for internal combustion engine Takehiko Katsumoto, Reijiro Komagome 1988-08-23