Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8726929 | Gas engine regulator | Masanori Fujinuma, Hiroaki Kojima | 2014-05-20 |
| 8490604 | Fuel feeding device for gas engine | Hiroaki Kojima, Masanori Fujinuma, Haruo Tsusaka | 2013-07-23 |