Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5617938 | Friction clutch | Yoshiaki Tsukada, Mitsuru Saito, Hiroaki Kayama | 1997-04-08 |
KN
Kazuhiko Nakamura
Overall (1997): #122,348 of 185,788Top 70%
1
Patents 1997