Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4220552 | Method of producing delayed release of sodium fluoride | — | 1980-09-02 |
| 4184258 | Powder blower device | James E. Barrington, David L. Williams, Thomas J. Mullins | 1980-01-22 |