Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6591507 | Operational lever for bush cutter | Takao Kobayashi, Kenjiro Hiratsuna, Akito Kono | 2003-07-15 |
| 6578270 | Bush cutting machine | Kenjiro Hiratsuna, Akito Kono, Takao Kobayashi | 2003-06-17 |