Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5834304 | Fermentation tank | — | 1998-11-10 |
| 5496730 | Organic waste recycling apparatus | — | 1996-03-05 |
| 4650053 | Spring type clutch disc | Katsuhiko Kayanoki, Seigo Ono, Yasuyuki Hashimoto | 1987-03-17 |
| 4560054 | Clutch disc structure | Katsuhiko Kayanoki, Seigo Ono, Yasuyuki Hashimoto | 1985-12-24 |