Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9844260 | Power toothbrush with multiple bristle motions producing an audible sound | — | 2017-12-19 |
| 9744012 | Power toothbrush with a modulated drive signal | Sandra Mackay | 2017-08-29 |