Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823947 | Walk-behind cultivator | Masatoshi Nagaoka, Hideaki Kobayashi, Fumiyoshi Kanbara | 2004-11-30 |
| 6780133 | Differential gear | — | 2004-08-24 |
| 6722445 | Working machine having front-rotary working unit | Hideaki Kobayashi, Masatoshi Nagaoka | 2004-04-20 |