Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5541384 | Method and apparatus for welding | Toshihiko Tsuzuki, Mitsuhiro Kanou | 1996-07-30 |
| 5230756 | Method of forming weld bead of pure copper on ferroalloy base material | Minoru Kawasaki, Soya Takagi, Shinji Kato, Kazuhiko Mori | 1993-07-27 |