Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494176 | Oil mist generation system in handheld type four-cycle engine | Takao Nishida, Sei Watanabe | 2002-12-17 |
| 6484679 | Engine valve operation mechanism | Takeshi Maeda, Takao Nishida | 2002-11-26 |
| 6427672 | Valve-operating device with breather system in engine | Takao Nishida, Shigeki Edamatsu | 2002-08-06 |
| 6422194 | Handheld type four-cycle engine | Takao Nishida, Sei Watanabe | 2002-07-23 |
| D453522 | Internal-combustion engine | Joji Maeda | 2002-02-12 |