Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5170336 | DC to AC inverter with improved forced air cooling method and apparatus | Frederick D. Heavey | 1992-12-08 |
| 4872102 | D.C. to A.C. inverter having improved structure providing improved thermal dissipation | — | 1989-10-03 |