Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873093 | Starch snack foods and process | Joseph A. Szwerc, Rich McFeaters | 1989-10-10 |
| 4834996 | Extruded starch snack foods and process | Joseph A. Szwerc, Bernhard H. van Lengerich, Rudolph J. Leschke | 1989-05-30 |