Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4962636 | Mower | Keiichi Sampei, Kazuo Furukawa, Katsumi Fukumoto, Yoshihiro Kato | 1990-10-16 |
| 4941863 | Stepless speed change mechanism in belt transmission device | Keiichi Sampei, Masami Kawasaki, Katsumi Fukumoto, Kazuo Furukawa | 1990-07-17 |
| 4934989 | Belt transmission | Kazuo Furukawa, Keiichi Sampei, Yoshihiro Kato, Katsumi Fukumoto | 1990-06-19 |