Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8076661 | Thermally switched optical downconverting filter | Richard M. Powers | 2011-12-13 |
| 8072672 | Thermally switched reflective optical shutter | Richard M. Powers | 2011-12-06 |
| 7977621 | Thermochromic optical filter in which transition wavelength is variable and controllable by adjustable temperature of a chosen quantum well layer | Richard M. Powers | 2011-07-12 |
| 7936500 | Wavelength-specific optical switch | Richard M. Powers | 2011-05-03 |