Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6189494 | Exhaust timing control apparatus for two-cycle engines | Noboru Nagumo, Kentaro Hirota | 2001-02-20 |
| 5701856 | Separate oiling type two cycle engine | Yoshiaki Sato, Jun Nishimori, Fusao Tachibana | 1997-12-30 |
| 5662074 | Exhaust port timing control apparatus for two-cycle engine | — | 1997-09-02 |
| 5528888 | Autonomous mowing vehicle and apparatus for detecting boundary of mowed field | Yasuhiko Miyamoto | 1996-06-25 |
| 5165006 | Vehicle motor switching apparatus | Yasuaki Kyoukane | 1992-11-17 |
| 5150034 | Automatically charging system for electric automobile | Yasuaki Kyoukane | 1992-09-22 |
| 5150045 | Electric automobile | Yasuaki Kyoukane | 1992-09-22 |
| 5115183 | Battery charging system for motor-generator | Yasuaki Kyoukane | 1992-05-19 |
| 4280455 | Internal combustion engine | Hiroshi Yamaguchi, Hiroaki Kaneko | 1981-07-28 |