Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4672163 | Nozzle for gas shielded arc welding | Shigetomo Matsui, Shigeru Nakayama, Takashi Sakurai | 1987-06-09 |
HO
Hiroichi Okada
Overall (All Time): #3,976,229 of 4,157,543Top 100%
1
Patents All Time