Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10508586 | Air-cooled engine | Eishin Nakashima, Kiyoharu Kimoto, Masaharu Ohno | 2019-12-17 |
| 7523726 | Air-cooled V-shaped engine | Eishin Nakashima, Kiyonobu Iida, Hiroyuki Tsuda, Akiyoshi Morikawa, Noriaki Kobayashi +5 more | 2009-04-28 |