Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783269 | Side-emitting rod for use with an LED-based light engine | Thomas Marshall, Frank Jeroen Pieter Schuurmans | 2004-08-31 |
| 6741351 | LED luminaire with light sensor configurations for optical feedback | Thomas Marshall, Frank Jeroen Pieter Schuurmans | 2004-05-25 |
| 6726341 | LED illumination for cold storage compartments | Thomas Marshall, Ans Saalberg, Larry McColloch | 2004-04-27 |
| 6692136 | LED/phosphor-LED hybrid lighting systems | Thomas Marshall, Stephen Herman | 2004-02-17 |