Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7536994 | Internal combustion engine and fuel injection method in internal combustion engine | Takuya Yamada, Teruyoshi Morita, Yoshikazu Ishitsuka, Naoaki Takeda, Ken Ogawa +2 more | 2009-05-26 |
| 7314041 | EGR control system for internal combustion engine | Ken Ogawa, Toru Kitamura, Toshinari Shinohara, Mitsuru Sugimoto, Tetsuaki Nakano | 2008-01-01 |
| 6830018 | Engine valve train | Mitsuru Sugimoto, Norihiko Watanabe | 2004-12-14 |
| 6477994 | Electromagnetic driving valve of internal combustion engine | Kenji Abe, Yoshinori Onohara, Kouichi Ikoma | 2002-11-12 |
| 6433662 | Solenoid actuator | Kouichi Ikoma, Minoru Torii | 2002-08-13 |
| 6420949 | Core of solenoid actuator | Kenji Abe, Hisao Sakai, Chihaya Sugimoto | 2002-07-16 |
| 6373361 | Core of solenoid actuator | Kouichi Ikoma, Minoru Nakamura | 2002-04-16 |
| 5941201 | Valve operating system in internal combustion engine | Yasuo Shimizu, Mitsuhito Yamazaki, Kenji Hirose, Kouichi Ikoma | 1999-08-24 |
| 5558060 | Internal combustion engine | Kaoru Horie, Hitoshi Takahashi | 1996-09-24 |
| 5233950 | Valve operating system for internal combustion engine | Kazuji Ono, Kiwamu Bushimata, Iwao Kadota | 1993-08-10 |
| 4617887 | Piston for internal combustion engine | Hidenobu Nagase | 1986-10-21 |