Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4511784 | Method for welding by magnetically driven arc | Hideaki Miyamori, Kenji Takagi, Shigeru Sato, Fujio Takahashi | 1985-04-16 |
| 4507663 | Automatic direction finder | Kenzo Mori | 1985-03-26 |