Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830210 | Closure means for a bottle filled with a fluid | — | 1989-05-16 |
| D298277 | Housing for a dental prophylaxis unit | — | 1988-10-25 |
| 4676749 | Nozzle head for the hand piece of a dental prophylactic apparatus | — | 1987-06-30 |
| 4492575 | Dental prophylactic apparatus | — | 1985-01-08 |
| D271778 | Visualization disc for selecting elements of display stands | Yannick A. R. Perrin | 1983-12-13 |
| 4281373 | High frequency voltage generator | — | 1981-07-28 |