Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6293471 | Heater control device and method to save energy | Frank W. Sterber | 2001-09-25 |
| 5515692 | Power consumption determining device and method | Frank W. Sterber | 1996-05-14 |
| 5415005 | Defrost control device and method | Frank W. Sterber | 1995-05-16 |