Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11622841 | Toothbrush with controlled suction and/or irrigation | Virginia Prendergast, Charles A. Lewis, Gary Lauterbach, Scott Castanon, Dylann Ceriani +1 more | 2023-04-11 |
| 11141248 | Electric toothbrush with controlled suction and irrigation | Virginia Prendergast, Ronald J. Thatcher, Robert G. Dickie | 2021-10-12 |
| 10149747 | Electric toothbrush with controlled suction and irrigation | Virginia Prendergast | 2018-12-11 |
| 9351816 | Electric toothbrush with controlled suction and irrigation | Virginia Prendergast | 2016-05-31 |