Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687818 | Vibration damper for use in disk brake | Shiro Nakajima | 1997-11-18 |
| 5660251 | Vibration damping device for disc brake | Hironobu Saka | 1997-08-26 |
YN
Yukio Nishizawa
Overall (1997): #18,645 of 185,788Top 15%
2
Patents 1997