Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5804999 | Appliance AC power control apparatus | August A. Divjak | 1998-09-08 |
| 5298845 | Anti-windup proportional plus integral controller | David W. Jiral | 1994-03-29 |
| 5119884 | Multiple stage electronic temperature control for heating and cooling | — | 1992-06-09 |