Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5431231 | Harvester for root vegetables | Toshiyuki Kobuchi, Hisayoshi Tokunaga, Takeshi Kobashi | 1995-07-11 |
| 5404700 | Harvester for headed vegetable | Toshiyuki Kobuchi, Yasuo Misawa | 1995-04-11 |