Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6741393 | Optical system with optical frequency discriminator | Rekha Doshi, Robert Pursel, Brien D. Ross | 2004-05-25 |
| 6664124 | Fabrication of thin-film optical devices | Conrad Stenton, Lothar Scheld | 2003-12-16 |
| 5917560 | Low cost color cube for liquid crystal light valve projector | — | 1999-06-29 |
| 5880889 | Three color dichroic beamsplitter for separating or combining unpolarized light | Robert Pursel | 1999-03-09 |
| 5828497 | Dichroic pentaprism for separating or combining frequency bands of electromagnetic energy | Robert Pursel | 1998-10-27 |
| 5710625 | Spectral oil immersion cell | Robert Pursel | 1998-01-20 |