Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5831234 | Spot welding machine | Yoshio Nakamura, Shigenobu Arima | 1998-11-03 |
| 5560842 | Spot welding apparatus and its power supplying method | Shigeo Tsuyuki | 1996-10-01 |
| 5530218 | Spot welding apparatus | Yoshio Nakamura, Yoshihiko Yamaguchi | 1996-06-25 |