Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5918581 | Evaporative emission control system for internal combustion engines | Hajime Uto, Toshiaki Ichitani, Ryuji Fujino, Takeshi Suzuki | 1999-07-06 |
| 4909195 | Valve operating system of internal combustion engine | Hiroshi Hasebe | 1990-03-20 |
| 4667647 | Crankcase ventilating system and method of removing oil mist from gas in the system | Shoichi Ohtaka, Hideyo Miyano, Yukio Kondo | 1987-05-26 |