Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5278325 | Vegetable oil extraction process | Richard R. Perry | 1994-01-11 |
| 5200229 | Oil extrusion process | — | 1993-04-06 |
| 5077071 | Oil extrusion process | — | 1991-12-31 |
| 4944954 | Vegetable oil extraction process | Richard R. Perry | 1990-07-31 |
| 4808426 | Vegetable oil extraction process | Richard R. Perry | 1989-02-28 |
| 4619789 | Pretreatment process for rendering | Richard R. Perry | 1986-10-28 |