Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9103590 | Drying tray and method of use | Warren R. Hartwell | 2015-08-11 |
| 6797223 | Non-stick food processing, domestic and industrial equipment and process of using same | Scott Beale, Warren R. Hartwell | 2004-09-28 |