Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5283622 | Distance measuring apparatus | Hiroshi Ueno, Junichi Kasai | 1994-02-01 |
| 5278764 | Automatic braking system with proximity detection to a preceding vehicle | Kunihiko Kurami | 1994-01-11 |
| 5091857 | Driving force control system | Yoshinori Katayama, Terukiyo Murakami, Hiroyuki Asano, Yuichi Abe, Kazuaki Shimizu +1 more | 1992-02-25 |
| 4611199 | Alarm system and method for sensing a stand-by state in a driver drowsiness detection system | Yasutoshi Seko, Takayuki Yanagishima, Hideo Obara | 1986-09-09 |
| 4604611 | System and method for detecting driver drowsiness including detection of steering rotation and reversal | Yasutoshi Seko, Takayuki Yanagishima, Hideo Obara | 1986-08-05 |
| 4602247 | Method and system for detecting driver fatigue including differentiation of effects of rest periods | Yasutoshi Seko, Takayuki Yanagishima, Hideo Obara | 1986-07-22 |
| 4594583 | Method and system for detection of driver drowsiness by an abrupt steering change following no steering movement | Yasutoshi Seko, Takayuki Yanagishima, Hideo Obara | 1986-06-10 |
| 4581607 | System and method for detecting driver drowsiness of a vehicle | Yasutoshi Seko, Takayuki Yanagishima, Hideo Obara | 1986-04-08 |
| 4484548 | Split type internal combustion engine | Fukashi Sugasawa | 1984-11-27 |
| 4467602 | Split engine control system | Fukashi Sugasawa | 1984-08-28 |
| 4391240 | Internal combustion engine | Fukashi Sugasawa | 1983-07-05 |
| 4385600 | Split type internal combustion engine | Fukashi Sugasawa, Yukihiro Etoh, Toshiaki Tanaka | 1983-05-31 |
| 4379387 | Cylinder control system for multicylinder combustion engine | Fukashi Sugasawa | 1983-04-12 |
| 4376426 | Split type internal combustion engine | Fukashi Sugasawa | 1983-03-15 |
| 4368700 | Split type internal combustion engine | Fukashi Sugasawa | 1983-01-18 |
| 4365597 | Split type internal combustion engine | Fukashi Sugasawa | 1982-12-28 |
| 4357924 | Fuel injection control system | Fukashi Sugasawa | 1982-11-09 |
| 4354471 | Internal combustion engine | Fukashi Sugasawa | 1982-10-19 |
| 4353342 | Fuel injection control system | Fukashi Sugasawa | 1982-10-12 |
| 4345571 | Internal combustion engine | Fukashi Sugasawa | 1982-08-24 |
| 4344393 | Internal combustion engine | Yukihiro Etoh, Toshiaki Tanaka, Fukashi Sugasawa | 1982-08-17 |
| 4337740 | Internal combustion engine | Fukashi Sugasawa, Yukihiro Etoh, Toshiaki Tanaka | 1982-07-06 |
| 4335687 | Internal combustion engine | Fukashi Sugasawa, Yukihiro Etoh, Toshiaki Tanaka | 1982-06-22 |
| 4316438 | Internal combustion engine | — | 1982-02-23 |
| 4313406 | Multi-cylinder internal combustion engine | Fukashi Sugasawa | 1982-02-02 |