Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5850659 | Toothbrush with bendable head | C. P. Butler | 1998-12-22 |
| 5749381 | Toothbrush for implementing the bass brushing technique | C. P. Butler | 1998-05-12 |
| D379280 | Toothbrush holder | C. P. Butler | 1997-05-20 |
| 5509168 | Device for extending the effectiveness and life of a toothbrush | C. P. Butler | 1996-04-23 |