Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7219629 | Breathing system in combustion engine | Hitomi Miyake, Ichiro Uemura, Tetsuhiro Yamakawa | 2007-05-22 |
| 7201132 | Combustion engine of vertical shaft type | Hitomi Miyake, Ichiro Uemura, Tetsuhiro Yamakawa | 2007-04-10 |
| 6655337 | V-type 2-cylinder engine | Micho Hirano, Tetsuaki Shirai | 2003-12-02 |
| 6626153 | Fuel injection engine | Micho Hirano, Tetsuaki Shirai | 2003-09-30 |
| 6523506 | Water-cooled V-type engine with two cylinders | Michio Hirano, Tetsuaki Shirai, Yukio Miki | 2003-02-25 |
| 6510823 | Two-cylinder overhead-valve V-engine | Michio Hirano | 2003-01-28 |
| 4865446 | Laser power and energy meter | Ichiro Yokoshima | 1989-09-12 |
| 4677872 | Method of fitting grip over handlebar and grip used in carrying the method into practice | Hiroshi Nishida | 1987-07-07 |
| 4651687 | Automatic compression releasing device for four-cycle engine | Masanobu Yamashita, Hiroshi Takada, Suguru Yamauchi | 1987-03-24 |
| 4541808 | Water jet propulsion system | Hiromi Ono | 1985-09-17 |
| 4320713 | Small watercraft | Hiroshi Nishida, Keiichi Nakamizo, Takeshi Miyazaki | 1982-03-23 |
| 4223264 | Radio wave power measuring apparatus | Kyohei Yamamura, Toshio Nemoto, Hidetoshi Miyao, Yukihiro Tsumura, Hiromichi Toda +1 more | 1980-09-16 |
| 4213414 | Engine exhaust means for motor propelled boats | Masato Sato | 1980-07-22 |
| 4194460 | Vibration absorbed engine exhaust means for motor propelled boats | Masato Sato | 1980-03-25 |