Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7523726 | Air-cooled V-shaped engine | Eishin Nakashima, Hiroyuki Tsuda, Akiyoshi Morikawa, Noriaki Kobayashi, Masaharu Ohno +5 more | 2009-04-28 |
| 5497747 | Engine with mechanical governor | Keiichi Nakano, Kiyoshi Doi, Naoki Inoue | 1996-03-12 |