Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42039 | DC to AC inverter with single-switch bipolar boost circuit | Richard Travis West | 2011-01-18 |
| 7099169 | DC to AC inverter with single-switch bipolar boost circuit | Richard Travis West | 2006-08-29 |
| 5594305 | Power supply for use with switched anode field emission display including energy recovery apparatus | Charles E. Primm | 1997-01-14 |