Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8051520 | Toothbrush and process for producing the same | Adrian Pfenniger, Franz Fischer | 2011-11-08 |
| 7992247 | Toothbrush and process for producing the same | Franz Fischer | 2011-08-09 |