Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4477473 | Apparatus and method for producing frozen confections | C. Donald Schoonmaker | 1984-10-16 |
| 4354815 | Apparatus for the preparation of a food product | Robert F. Bardsley, Charles D. Schoonmaker | 1982-10-19 |
| 4195559 | Apparatus and method for the preparation of a food product | Robert F. Bardsley, Charles D. Schoonmaker | 1980-04-01 |