Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5883687 | Polarization independent liquid crystal phase gratings for reflective spatial light modulators | Minhua Lu | 1999-03-16 |
| 5870164 | Polarization dependent twisted nematic liquid crystal devices for reflective spatial light modulators | Minhua Lu, Robert L. Melcher, James L. Sanford | 1999-02-09 |
| 5831710 | Liquid crystal display | Evan G. Colgan, Minhua Lu, Robert L. Melcher, James L. Sanford | 1998-11-03 |
| 5818563 | Substrate structure and assembly method for reduced spatial light modulator size | Evan G. Colgan, Robert L. Melcher, Teruhiro Nakasogi, Chandrasekhar Narayan, James L. Sanford | 1998-10-06 |
| 5764324 | Flicker-free reflective liquid crystal cell | Minhua Lu | 1998-06-09 |
| 5764314 | Mechanical packaging and thermal management of flat mirror arrays | Chandrasekhar Narayan, Evan G. Colgan, Robert L. Melcher, Lawrence S. Mok, Leathen Shi +1 more | 1998-06-09 |
| 5721602 | Mechanical packaging and thermal management of flat mirror arrays | Chandrasekhar Narayan, Evan G. Colgan, Robert L. Melcher, Lawrence S. Mok, Leathen Shi +1 more | 1998-02-24 |
| 4617646 | Electric field gradient excited liquid crystal cell having bistability | — | 1986-10-14 |
| 4577930 | Weak boundary storage liquid crystal display devices with bias voltage | — | 1986-03-25 |
| 4218619 | Multi-copy ion-valve radiography | Lothar A. Gruenke | 1980-08-19 |
| 4200790 | Closed-chamber high-pressure gas ion-flow electro-radiography apparatus with direct-charge readout | Jack D. Kingsley | 1980-04-29 |
| 4196350 | Apparatus for photocontrolled ion-flow electron radiography | — | 1980-04-01 |