Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5025242 | Oven thermostat | George L. Hetrick, Richard Warren | 1991-06-18 |
| 4471338 | Thermal cycling switch | — | 1984-09-11 |
| 4214224 | Multi-function self-cleaning oven thermostat | — | 1980-07-22 |