Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4476376 | Direct-current arc welding machine having current control for preventing arc extinction following short circuits | Takaji Mizuno, Hirohisa Segawa, Shigeo Ueguri, Seigo Hiramoto | 1984-10-09 |