Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6179390 | Electronic trailer brake controller | Richard Guzorek, John T. Kovitz, Ray M. Hallenbeck | 2001-01-30 |
| 6164322 | Pressure relief latching solenoid valve | Hamid Najmolhoda, David Seid | 2000-12-26 |