Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5874703 | Method and apparatus for impulse generator for electroerosive machining of workpieces | Rene Derighetti | 1999-02-23 |
| 5824986 | Method and apparatus for wire erosion | Rene Derighetti | 1998-10-20 |
| 4678885 | Power supply circuit for spark erosion | Ernst Buhler, Rene Derighetti | 1987-07-07 |