Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4532409 | Method for gas shielded arc welding with direct current non-consumable electrode | Yohji Ogata, Isao Aida, Hirokazu Murayama | 1985-07-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4532409 | Method for gas shielded arc welding with direct current non-consumable electrode | Yohji Ogata, Isao Aida, Hirokazu Murayama | 1985-07-30 |