Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6871983 | Solid state continuous sealed clean room light fixture | Allan Brent York | 2005-03-29 |
| 6796686 | Color-corrected hollow prismatic light guide luminaire | Allan Brent York | 2004-09-28 |
| 6079844 | High efficiency high intensity backlighting of graphic displays | Lorne A. Whitehead | 2000-06-27 |