Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5295464 | Stratified burning internal combustion engine | Hiromitsu Ando, Osamu Hirako, Shogo Omori, Jun Takemura, Taizo Kitada +7 more | 1994-03-22 |
| 5245964 | Intake port structure for internal combustion engine | Syunsuke Matsuo, Osamu Hirako, Katsuo Akishino, Keizo Furukawa, Hiromitsu Ando +2 more | 1993-09-21 |
| 5231864 | Air-fuel ratio detecting device | Tetsuro Ishida, Yoshiaki Danno | 1993-08-03 |
| 5233530 | Engine controlling system which reduces the engine output upon detection of an abnormal condition | Makoto Shimada | 1993-08-03 |
| 4969440 | Knocking suppression apparatus for an internal combustion engine | Satoshi Komurasaki, Syohichi Katoh | 1990-11-13 |
| 4908765 | Air/fuel ratio controller for engine | Osamu Hirako | 1990-03-13 |
| 4850317 | Intake port device | Takehiko Katsumoto, Yoshiaki Danno, Daisuke Sanbayashi, Takashi Dogahara, Katsuo Akishino +1 more | 1989-07-25 |
| 4823753 | Ignition timing controller for engine | Yasuyuki Hatsuda | 1989-04-25 |
| 4686158 | Solid electrolyte fuel cell and method for preparing it | Toshiro Nishi, Kenji Ueda, Seiichi Shirakawa, Akira Notomi, Kenichi Hisamatsu +1 more | 1987-08-11 |
| 4575441 | Exhaust gas sensor and process for producing same | Katsuyuki Tanaka, Kousuke Ihokura | 1986-03-11 |
| 4534334 | Exhaust-gas recirculation system for internal combustion engine | Shogo Oomori | 1985-08-13 |
| 4494503 | Variable displacement engine | Yoshiaki Danno | 1985-01-22 |
| 4494502 | Idling controller of variable displacement engine | Norio Endo, Yoshiaki Danno, Tatsuro Nakagami | 1985-01-22 |
| 4489685 | Multi-cylinder internal combustion engine | Mitsutaka Kinoshita, Tatsuro Nakagami, Norio Endo, Fumio Tamura, Yoshiaki Danno | 1984-12-25 |
| 4459577 | Gas sensor | Katsuyuki Tanaka, Kousuke Ihokura | 1984-07-10 |
| 4350669 | Process for controlling nitrogen oxides in exhaust gases | Jun Izumi | 1982-09-21 |