Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8004217 | Electronic ballast with integral shutdown timer | Robert W. Wisbey | 2011-08-23 |
| 5831395 | Three-way fluorescent adapter | Bryce L. Hesterman | 1998-11-03 |
| 5751118 | Universal input dimmer interface | — | 1998-05-12 |
| 5731666 | Integrated-magnetic filter having a lossy shunt | Don V. Folker, Bryce L. Hesterman, Dan Soule | 1998-03-24 |
| 5204587 | Fluorescent lamp power control | Robert V. Burke | 1993-04-20 |