Issued Patents All Time
Showing 176–200 of 216 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324218 | Air-fuel ratio detecting system | Yoshiki Ueno | 1982-04-13 |
| 4322383 | Gas component detection apparatus | Eturo Yasuda, Susumu Sato, Yoshihiro Segawa, Keiji Aoki | 1982-03-30 |
| 4319480 | Knock detector device for internal combustion engines | Hiroaki Yamaguchi, Yoshinori Ootsuka | 1982-03-16 |
| 4316440 | Knock detecting apparatus for internal combustion engine | Hiroaki Yamaguchi, Yoshinori Ootsuka | 1982-02-23 |
| 4313341 | Torque detecting system for internal combustion engine | Hiroaki Yamaguchi, Yoshinori Ootsuka | 1982-02-02 |
| 4308518 | Gas component detector | Mitsuru Asano, Minoru Ohta, Eturo Yasuda | 1981-12-29 |
| 4306444 | Air-fuel ratio detecting system | Yoshiki Ueno | 1981-12-22 |
| 4300490 | Air-fuel mixture ratio correcting system for carburetor | Shigetaka Takada, Kenji Hayashi, Toshiharu Iwata | 1981-11-17 |
| 4290398 | Ignition timing control system for internal combustion engine | Kenji Goto, Daisaku Sawada, Takashi Shigematu, Hiroaki Yamaguchi, Minoru Nishida +1 more | 1981-09-22 |
| 4290301 | Knock detecting apparatus for internal combustion engine | Hiroaki Yamaguchi, Yoshinori Ootsuka | 1981-09-22 |
| 4285319 | Air flow amount adjusting system for an internal combustion engine | Akira Takata, Tamotsu Fukuda, Takamichi Nakase | 1981-08-25 |
| 4274379 | Method and system for controlling ignition timing of internal combustion engines | Toshiharu Iwata, Siniti Mukainakano, Kenji Goto, Daisaku Sawada | 1981-06-23 |
| 4275328 | Spark plug having intermediate electrode and non-parallel series gaps | Toshio Watanabe | 1981-06-23 |
| 4269154 | Ignition timing control system for internal combustion engines | Toshiharu Iwata, Siniti Mukainakano, Kenji Goto, Daisaku Sawada | 1981-05-26 |
| 4269155 | Ignition timing control system for internal combustion engines | Toshiharu Iwata, Siniti Mukainakano, Kenji Goto, Daisaku Sawada | 1981-05-26 |
| 4267482 | Ignition spark plug | Toshiharu Iwata | 1981-05-12 |
| 4266518 | Method of controlling ignition timing for internal combustion engines and apparatus for carrying out the same | Minoru Nishida, Hiroaki Yamaguchi | 1981-05-12 |
| 4261313 | Method of and apparatus for controlling ignition timing of an internal-combustion engine | Toshiharu Iwata, Siniti Mukainakano, Kenji Goto, Daisaku Sawada | 1981-04-14 |
| T100502 | Electronic ignition control apparatus | Mamoru Kobashi, Toru Kawase, Yoshiki Ueno | 1981-04-07 |
| 4258683 | Electronic ignition control apparatus | Mamoru Kobashi, Tooru Kawase, Yoshiki Ueno | 1981-03-31 |
| 4245591 | Ignition timing control system for internal combustion engines | Minoru Nishida, Hiroaki Yamaguchi, Kenji Goto, Daisaku Sawada, Takashi Shigematu | 1981-01-20 |
| 4244918 | Gas component detection apparatus | Eturo Yasuda, Susumu Sato, Yoshihiro Segawa, Keiji Aoki | 1981-01-13 |
| 4240254 | Exhaust gas purifying apparatus for multicylinder internal combustion engines | Takamichi Nakase, Junichiro Naito, Kenji Kondo | 1980-12-23 |
| 4237839 | Air-fuel ratio detecting system | Yoshiki Ueno | 1980-12-09 |
| 4236491 | Ignition timing control apparatus for internal combustion engines | Kenji Goto, Daisaku Sawada, Takashi Shigematu, Hiroaki Yamaguchi, Minoru Nishida +1 more | 1980-12-02 |