Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963712 | Spot welder | Hideyuki Etoh, Kozo Shida, Toshiyuki Tange | 1990-10-16 |
YS
Yoshio Shiotani
Overall (All Time): #3,913,326 of 4,157,543Top 95%
1
Patents All Time