Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695663 | Plasma cutting method and NC plasma cutting apparatus | Yutaka Nakau | 1997-12-09 |
| 5653895 | Plasma cutting method suitable for cutting thin stainless steel sheet material | — | 1997-08-05 |
| 5614110 | Varying protective gas composition between piercing and cutting with plasma torch | Masahiko Hasegawa | 1997-03-25 |