Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5440093 | Structure of constrained chip for plasma jet torch, and plasma jet working method using this constrained chip | Toshikatu Sugaya, Mitsuo Hara, Yutaka Kikuchi, Kenichi Tanimoto, Shuuichi Oomori | 1995-08-08 |