Issued Patents 2003
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592059 | Foreign matter entanglement-preventing device in working engine | Takao Nishida, Takeshi Maeda, Kenji Higashi | 2003-07-15 |
| 6561154 | Engine head cover structure | Takeshi Maeda, Yasutake Ryu, Takao Nishida | 2003-05-13 |
| 6547254 | Seal structure between cylinder head and head cover in engine | Takao Nishida, Tetsuya Arai, Shigeki Edamatsu | 2003-04-15 |
| 6539904 | Valve-operating mechanism in 4-cycle engine | Takao Nishida, Takeshi Maeda, Yasuhiro Shimizu | 2003-04-01 |
| 6530355 | 4-cycle engine | Takao Nishida, Atsushi Miyazaki, Tetsuya Arai | 2003-03-11 |
| D470507 | Internal-combustion engine cover | Joji Maeda, Masahiro Anzai | 2003-02-18 |
| 6510829 | Handheld type four-cycle engine | Takao Nishida, Sei Watanabe | 2003-01-28 |
| 6508224 | Handheld type four-cycle engine | Koji Kasai, Takao Nishida, Yasuhiro Shimizu, Takeshi Maeda, Yasutake Ryu | 2003-01-21 |
| 6505596 | Handheld type four-cycle engine | Takao Nishida | 2003-01-14 |