Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8368741 | Apparatus and system for improving image quality | Ruei-Sung Lin, Bei Tang | 2013-02-05 |
| 8237769 | System and method of videotelephony with detection of a visual token in the videotelephony image for electronic control of the field of view | James E. Crenshaw, Bruce A. Augustine, Zhiyuan Li, Michael S. Thiems | 2012-08-07 |
| 7209172 | Multicolor light sensing pixel structure | King F. Lee | 2007-04-24 |
| 7206044 | Display and solar cell device | Zili Li, Iwona Turlik | 2007-04-17 |
| 7106358 | Method, system and apparatus for telepresence communications | George Valliath | 2006-09-12 |
| 6285425 | Ridged reflector for an optical display having a curved and a planar facet for each ridge | Robert B. Akins, George Valliath | 2001-09-04 |
| 6285426 | Ridged reflector having optically transmissive properties for an optical display device | Robert B. Akins, George Valliath | 2001-09-04 |
| 6166787 | Optical display device having prismatic film for enhanced viewing | Robert B. Akins, George Valliath | 2000-12-26 |
| 6046541 | Flat panel display having a random spacer arrangement | George Valliath, Robert B. Akins, Pankaj Desai | 2000-04-04 |
| 5812229 | Holographic reflective color liquid crystal display device | Alan Chen, George Valliath | 1998-09-22 |
| 5745203 | Liquid crystal display device including multiple ambient light illumination modes with switchable holographic optical element | George Valliath, Alan Chen, Mark Johnson | 1998-04-28 |
| 5663816 | Liquid crystal display device comprising reflective holographic | Alan Chen, George T. Vallaith | 1997-09-02 |
| 5629785 | Polymer dispersed liquid crystal display device with asymmetric optical diffuser | George Valliath, Alan Chen | 1997-05-13 |
| 5594560 | Display device comprising fluorescent enhanced reflective holographic illumination | George Valliath, Alan Chen | 1997-01-14 |
| 5390085 | Light diffuser for a liquid crystal display | Gerardo M. Mari-Roca, Lori Vaughn, Jeffrey S. King, Alan Chen, George Valliath | 1995-02-14 |
| 5377027 | Liquid crystal display device with pixel registration illumination | George Valliath, William M. Beckenbaugh | 1994-12-27 |
| 5368900 | Multistep laser ablation method for making optical waveguide reflector | William F. Hoffman, Edward G. Myszka | 1994-11-29 |
| 5355242 | Receiver for binary coded wireless optical data | Bruce C. Eastmond, Rachid M. Alameh | 1994-10-11 |
| 5317897 | Method for detecting the presence of a gas with an opto-electronic gas sensor | G. Jordan Maclay | 1994-06-07 |
| 5191784 | Opto-electronic gas sensor | G. Jordan Maclay | 1993-03-09 |
| 5107316 | Catoptrical opto-electronic gas sensor | Carl Colvard | 1992-04-21 |