Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8450864 | Arrangement structure for control box and electric power converter in frame-mounted engine generator | Keisuke Kawakita, Shohei Amakawa | 2013-05-28 |
| D490374 | Electric generator incorporating exhaust heat recovery device | Shohei Amakawa | 2004-05-25 |