Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375052 | Co-inverter apparatus | Bradley P. Cornell | 1994-12-20 |
| 5307001 | Battery charging method and apparatus | — | 1994-04-26 |
| 5170336 | DC to AC inverter with improved forced air cooling method and apparatus | Dennis L. Getter | 1992-12-08 |
| 5164655 | 12-24 volt power system | — | 1992-11-17 |
| 4956597 | Method and apparatus for charging batteries | Rudolph Engleman | 1990-09-11 |
| 4468571 | Standby power system | Mark R. Kaldun | 1984-08-28 |