Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6376802 | Method of controlling the AC pulsed arc welding and welding power supply apparatus therefor | Tomoyuki Ueyama, Norihito Takahashi, Hideo Shiozaki, Hiroyasu Mondori | 2002-04-23 |
| 6156998 | Control of welding arc length | Norihito Takahashi, Waichi Nishikawa, Tomoyuki Ueyama, Tuneo Takeda | 2000-12-05 |