Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844796 | Gas engine drive system and method of controlling gas engine | Yosuke Nonaka, Hiroyoshi Ishii, Satoru Fukao, Shigeharu Fujihara, Towa Hirayama | 2020-11-24 |
| 10724495 | Gas engine system | Towa Hirayama, Hidekazu Iwasaki, Hiroyoshi Ishii, Yosuke Nonaka, Shigeharu Fujihara +1 more | 2020-07-28 |