Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D599556 | Set of bristles for a toothbrush | Douglas Hohlbein, Maria Valentina Sposito, Frank Hom | 2009-09-08 |
| D598199 | Set of bristles for a toothbrush | Douglas Hohlbein, Maria Valentina Sposito, Frank Hom | 2009-08-18 |
| 7503092 | Toothbrush | — | 2009-03-17 |
| 7480955 | Toothbrush | Douglas Hohlbein, Thomas Mintel, Kenneth Waguespack, Urs Troxler | 2009-01-27 |
| 6220673 | Laser joining toothbrush heads to handles | Robert A. Grimm | 2001-04-24 |