Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9210783 | Electronic ballast and startup method | Yuhong Fang, Sree Venkit, Sanjaya Kumar Pradhan, Alejandro Lopez, Arun Ganesh +1 more | 2015-12-08 |
| 8035308 | Software controlled electronic dimming ballast | Kent E. Crouse, William L. Keith | 2011-10-11 |
| 7589472 | Electronic ballast with lamp type determination | William L. Keith, Kent E. Crouse | 2009-09-15 |
| 7521876 | Electronic ballast with lamp type determination | William L. Keith, Kent E. Crouse | 2009-04-21 |
| 7443113 | Software controlled electronic dimming ballast | Kent E. Crouse, William L. Keith | 2008-10-28 |