Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5821876 | Communication interface for bus connected circuit breakers | Ronald L. Farrington, Larry James Serbousek, Andy A. Haun | 1998-10-13 |
| 5229909 | Surge suppression and fault containment circuit and packaging therefor | Andy A. Huan | 1993-07-20 |
| 5189587 | Dual shunt current regulator | Andy A. Haun | 1993-02-23 |
| 5164875 | Addressable relay module for circuit breakers | Andy A. Haun, Ronald L. Farrington | 1992-11-17 |
| 5162664 | Communications arrangement for an electronic circuit breaker trip system | Andy A. Haun, Leon W. Durivage, III | 1992-11-10 |