Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5040260 | Tooth cleaning and polishing device | — | 1991-08-20 |
| D315449 | Toothbrush handle | Peter Muller | 1991-03-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5040260 | Tooth cleaning and polishing device | — | 1991-08-20 |
| D315449 | Toothbrush handle | Peter Muller | 1991-03-19 |