Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D270887 | Disposable pan for heating and serving food | David F. Allgeyer, John W. Gilliom | 1983-10-11 |
| D269586 | Disposable pan for heating and serving food | David F. Allgeyer, John W. Gilliom | 1983-07-05 |
| 4243431 | Dishwasher soil separator | Geoffrey L. Dingler | 1981-01-06 |
| 4228962 | Comminuting liquid swirler | Geoffrey L. Dingler | 1980-10-21 |