Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844796 | Gas engine drive system and method of controlling gas engine | Tomoaki Kizuka, Hiroyoshi Ishii, Satoru Fukao, Shigeharu Fujihara, Towa Hirayama | 2020-11-24 |
| 10724495 | Gas engine system | Towa Hirayama, Hidekazu Iwasaki, Hiroyoshi Ishii, Tomoaki Kizuka, Shigeharu Fujihara +1 more | 2020-07-28 |
| 10487727 | Method of controlling gas engine | Tomoaki Kizuka, Satoru Fukao, Shigeharu Fujihara, Towa Hirayama, Hiroyoshi Ishii | 2019-11-26 |
| 10480426 | Method of controlling gas engine and gas engine drive system | Tomoaki Kizuka, Hiroyoshi Ishii, Satoru Fukao, Shigeharu Fujihara, Towa Hirayama | 2019-11-19 |
| 10480445 | Gas engine drive system | Tomoaki Kizuka, Satoru Fukao, Shigeharu Fujihara, Towa Hirayama, Hiroyoshi Ishii | 2019-11-19 |
| 9816449 | Fuel supply controlling device for divided-chamber gas engine | Sekai Miyamoto, Hidekazu Iwasaki, Motohiko Nishimura | 2017-11-14 |
| 7308882 | Oil feeding system of engine | Kozo Suzuki, Yoji Fukami | 2007-12-18 |