Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6732693 | Valve-operating assembly of driven rotation member and cam | Shigeki Edamatsu | 2004-05-11 |
| 6725820 | Valve-operating mechanism in engine | Yasutake Ryu, Tetsuya Arai | 2004-04-27 |
| 6715461 | System for lubricating valve-operating mechanism in engine | Go Tanaka | 2004-04-06 |
| 6705263 | Handheld type four-cycle engine | Koji Kasai, Takao Nishida, Yasuhiro Shimizu, Takeshi Maeda, Yasutake Ryu | 2004-03-16 |
| 6672273 | Handheld type four-cycle engine | Koji Kasai, Takao Nishida, Yasuhiro Shimizu, Takeshi Maeda, Yasutake Ryu | 2004-01-06 |