Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11566942 | Duplex wideband diffraction grating | Dominic Speer, Brandon N. Langedyke | 2023-01-31 |
| 8537466 | High dispersion diffraction grating including multiple holographic optical elements | LeRoy Dickson, Gerald Heidt, Richard D. Rallison | 2013-09-17 |
| 7321466 | High dispersion diffraction grating including multiple holographic optical elements | Dan Cifelli, LeRoy Dickson, Richard D. Rallison | 2008-01-22 |