Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5552581 | Defrost heater for cooling appliance | Cheryl S. Middleton, Ronald G. Prusinski | 1996-09-03 |
| 5545878 | Defrost heater with spiral vent | Cheryl S. Middleton, Ronald G. Prusinski | 1996-08-13 |