Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652481 | Hygienic saliva compensation device with improved handheld and intra-oral collection device | Carrie Brown, Lorton E. Trent, Jack Atkinson, Eric A. Frische, Richard S. Adams | 2003-11-25 |
| 5980498 | Hygienic saliva compensation device | Carrie Brown, Jack Atkinson, Eric A. Frische | 1999-11-09 |