Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5628924 | Plasma arc torch | Hitoshi Sato, Noriyuki Sekizawa, Yoshihiro Yamaguchi, Yoshitaka Niigaki, Yuuichi Takabayashi | 1997-05-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5628924 | Plasma arc torch | Hitoshi Sato, Noriyuki Sekizawa, Yoshihiro Yamaguchi, Yoshitaka Niigaki, Yuuichi Takabayashi | 1997-05-13 |