Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9790886 | Gas engine, gas heat pump system and cogeneration system using the gas engine, and method for controlling the gas engine | Hiroyuki Otsubo, Hirotoshi Kihara | 2017-10-17 |