Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE39631 | Process for making free-flowing, coated, frozen food | David H. Scherpf, Steven W. Kirkvold, Andrew Hampton | 2007-05-15 |
| 6235330 | Process for making free-flowing, coated, frozen food | David H. Scherpf, Steven W. Kirkvold, Andrew Hampton | 2001-05-22 |
| D332157 | Livestock marking chalk holder | — | 1992-12-29 |