Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4970364 | Method of coating internal surfaces of an object by plasma spraying | — | 1990-11-13 |
| 4877937 | Plasma spray torch | — | 1989-10-31 |
| 4576526 | Arrangement for supplying powdered material to a spraying device | Daniel Audemars | 1986-03-18 |
| D259894 | Lighter | Jean-Michel Collaud, Albert Girella, Maurice Herren, Roger Piola | 1981-07-14 |
| 4207032 | Gas-fired cigarette lighter | Jean-Michel Collaud, Albert Girella, Maurice Herren, Roger Piola | 1980-06-10 |