Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6602555 | Tobacco extract composition and method | — | 2003-08-05 |
| 5906809 | One-step method and preparation for reducing dentinal hypersensitivity | Gary D. Hack, Van P. Thompson | 1999-05-25 |
| 5874066 | Method and kit for treating tooth hypersensitivity | Gary D. Hack, Van P. Thompson | 1999-02-23 |
| 5435941 | Tobacco extract composition and method | — | 1995-07-25 |