Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11219303 | Brush product and method for the production thereof | Reto Strahler, Oskar Trevisan, Martin Zwimpfer | 2022-01-11 |
| 8840192 | Method for producing a toothbrush and toothbrush | Oskar Trevisan | 2014-09-23 |