Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11719985 | Non-mechanical multi-mode MCF/CF | Lei Shi | 2023-08-08 |
| 9256013 | Short-wavelength infrared (SWIR) multi-conjugate liquid crystal tunable filter | Lei Shi, Thomas Voigt | 2016-02-09 |
| 8400574 | Short wave infrared multi-conjugate liquid crystal tunable filter | Thomas Voigt, Lei Shi, Zili Li, Michael Fuhrman | 2013-03-19 |
| 6842170 | Display with aligned optical shutter and backlight cells applicable for use with a touchscreen | Robert B. Akins, Ken Paitl, Michael L. Charlier | 2005-01-11 |
| 5920364 | Liquid crystal display device with masked images | Robert B. Akins | 1999-07-06 |
| 5636044 | Segmented polymer stabilized and polymer free cholesteric texture liquid crystal displays and driving method for same | Haiji Yuan | 1997-06-03 |