Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11170700 | Artificial window and method for manufacturing the same | — | 2021-11-09 |
| 7970833 | Image capture method, system and apparatus | — | 2011-06-28 |
| 7847868 | Subpixels of a light valve pixel having characteristics adapted to complement light within a range of wavelengths | — | 2010-12-07 |
| RE41768 | System and method employing reflective imaging devices for a projection display | Paul Long | 2010-09-28 |
| 7667893 | Microlens front projection screen | Mark Peterson | 2010-02-23 |
| 7553028 | Projection LED cooling | T. Scott Engle, Mark Peterson | 2009-06-30 |
| 7554623 | Optical assembly to provide complementary illumination of subpixels of a light valve pixel | — | 2009-06-30 |
| 7447608 | Method and apparatus for a collaborative meeting room system | Rene Poston, Paul Long, Curt Kessler, Steve Murtha, Lorenzo Dunn | 2008-11-04 |
| 7408527 | Light emitting device driving method and projection apparatus so equipped | — | 2008-08-05 |
| 7375867 | Transmissive electromechanical light valve and system | Serge Bierhuizen | 2008-05-20 |
| 7259912 | Fresnel lens having reduced distortions | Jeffrey A. Gohman, T. Scott Engle | 2007-08-21 |
| 7252385 | Projection LED cooling | T. Scott Engle | 2007-08-07 |
| 7237004 | Dataconferencing appliance and system | Rene Poston, Jeff Glickman | 2007-06-26 |
| 7172289 | Projection apparatus with colored light path combination through a transparent optical element | Mark Peterson | 2007-02-06 |
| 7128421 | Thermal management of projection apparatus | T. Scott Engle | 2006-10-31 |
| 6988806 | Instant-on projector | Mark Peterson, Kurt A. Stahl | 2006-01-24 |
| 6962426 | Recirculation of reflected source light in an image projection system | — | 2005-11-08 |
| 6899436 | Projection apparatus with axis parallel micro mirrors and light sources | — | 2005-05-31 |
| 6767100 | System and method employing reflective imaging devices for a projection display | Paul Long | 2004-07-27 |
| 6685792 | Method of making a small inlet optical panel | James T. Veligdan | 2004-02-03 |
| 6334685 | Segmented light pipe apparatus and method for increasing luminous efficiency of single light-valve, color video projection displays | — | 2002-01-01 |
| 6222971 | Small inlet optical panel and a method of making a small inlet optical panel | James T. Veligdan | 2001-04-24 |
| 5140448 | Apparatus for and method of operation of smectic liquid crystal light valve having scattering centers | Matthew Bone, Duane A. Haven, Michael E. Stefanov, Frederic J. Kahn | 1992-08-18 |
| 5084777 | Light addressed liquid crystal light valve incorporating electrically insulating light blocking material of a-SiGe:H | — | 1992-01-28 |