Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4327557 | Adaptive defrost control system | Stephen W. Paddock, Donald E. Knoop | 1982-05-04 |
| 4286438 | Condition responsive liquid line valve for refrigeration appliance | — | 1981-09-01 |