Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4779905 | Forcedly air-cooled engine generator of vertical shaft type | Ryoichi Ito, Kenji Ueno, Tutomu Wada, Osamu Murakami, Shigeru Kawabata +1 more | 1988-10-25 |
| 4487180 | Engine with a rotary-speed control apparatus and an emergency halt apparatus | Ryoichi Ito, Osamu Murakami, Masayuki Nakamura, Kengi Ueno | 1984-12-11 |