Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7890178 | Method and apparatus for assisting deglutition | Roy L. Testerman, Jon P Davis, Nathan A. Torgerson, James Britton Hissong | 2011-02-15 |
| 7734351 | Method and apparatus for assisting deglutition | Roy L. Testerman, Jon P Davis, Nathan A. Torgerson, James Britton Hissong, Christy Leslie Ludlow +1 more | 2010-06-08 |