Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4367394 | Coated electrode for arc welding | Yoshiya Sakai, Shigeo Nagaoka, Yohji Nakai | 1983-01-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4367394 | Coated electrode for arc welding | Yoshiya Sakai, Shigeo Nagaoka, Yohji Nakai | 1983-01-04 |