Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742497 | Device for controlling rotational speed of internal combustion engine | Masanobu Kanamaru, Satoru Watanabe | 2004-06-01 |
| 5664548 | Apparatus for detecting trouble in exhaust-gas recirculation system | Takahide Izutani, Koji Morita | 1997-09-09 |
| 5577484 | Method and apparatus for detecting trouble in exhaust-gas recirculation system | Takahide Izutani | 1996-11-26 |
| 4611568 | Internal combustion engine with by-pass control system for supercharger | Toyokazu Baika, Yoshiaki Shibata, Kingo Horii, Yasushi Sato | 1986-09-16 |
| 4482508 | Altitude compensation device for internal combustion engine | Mamoru Yoshioka | 1984-11-13 |
| 4450809 | Ignition timing control system for an internal-combustion engine | Nobuki Uchitani | 1984-05-29 |
| 4383512 | Air-fuel ratio control device of an internal combustion engine | Norikatsu Ishikawa, Haruyuki Obata, Takao Tate, Toshio Tanahashi, Isamu Hagino | 1983-05-17 |
| 4341190 | Air-fuel ratio control device of an internal combustion engine | Norikatsu Ishikawa, Haruyuki Obata, Takao Tate, Toshio Tanahashi, Isamu Hagino | 1982-07-27 |
| 4273092 | Exhaust gas recirculation system with engine load dependent performance | — | 1981-06-16 |
| 4206731 | Exhaust gas recirculation for an internal combustion engine | Yasushi Sato | 1980-06-10 |