Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5745234 | Variable angle reflectometer employing an integrating sphere and a light concentrator | Keith A. Snail, David B. Chenault | 1998-04-28 |
| 5726797 | Infrared neutral-density filter having copper alloy film | Zhuomin Zhang, Raju Datla | 1998-03-10 |
| 5517315 | Reflectometer employing an integrating sphere and lens-mirror concentrator | Keith A. Snail, Roy Schiff, David B. Chenault | 1996-05-14 |