Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8008865 | Multiple failure detection shutdown protection circuit for an electronic ballast | — | 2011-08-30 |
| 7862195 | Multiple positioned light source to achieve uniform or graded illumination | David Douglas, Samuel Lee | 2011-01-04 |