Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5132509 | Laser beam cutting machine and laser beam reflector therefor | — | 1992-07-21 |
| 4728774 | Automatic welding machine correcting for a varible groove width | — | 1988-03-01 |
| 4645902 | Automatic circumferential welding apparatus | — | 1987-02-24 |
| 4559430 | Method for performing automatic circumferential welding | — | 1985-12-17 |