Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4410070 | Disc brake | Yutaka Hagiwara | 1983-10-18 |
| 4379501 | Ventilated disk brake | Yutaka Hagiwara, Toshiaki Takada | 1983-04-12 |
TY
Tetu Yamazaki
Overall (All Time): #2,361,898 of 4,157,543Top 60%
2
Patents All Time