Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7452104 | Infrared filter system for fluorescent lighting | Robert L. Burgess | 2008-11-18 |
| 6741024 | Infrared filter system for fluorescent lighting | Robert L. Burgess | 2004-05-25 |
| 6515413 | Infrared filter system for fluorescent lighting | Robert L. Burgess | 2003-02-04 |