Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5143493 | Vibrating cutting tool | Kozo Najima, Tsutomu Aoki, Fukuo Wakano, Masahiro Ida | 1992-09-01 |
| 4821555 | Hydropneumatic gun for setting blind-rivet nuts | Akira Kamata, Yoshiyuki Kubo, Yasuo Umemura | 1989-04-18 |