Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648940 | Process for production compost | Toshio Kurihara, Shinji Yamashita, Fujio Kobayashi, Yasukazu Nakakita | 2003-11-18 |
| 6607909 | Apparatus for producing compost | Toshio Kurihara, Shinji Yamashita, Fujio Kobayashi, Yasukazu Nakakita | 2003-08-19 |
| 6217628 | Processes and apparatus for preparing compost | Toshio Kurihara, Shinji Yamashita, Fujio Kobayashi, Yasukazu Nakakita | 2001-04-17 |