Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8469517 | Modular multi-color LED illumination system and method for polarizing and directing LED light signals into a coplanar orientation | — | 2013-06-25 |
| 8403495 | Modular LED illumination system and method | — | 2013-03-26 |
| 8144263 | Projection lens system and method | Jingbo Cai, Eugene Murphy O'Donnell | 2012-03-27 |
| 7924370 | Backlight assembly and a liquid crystal display device using the same | Michel Cadio, Brent Hoffman | 2011-04-12 |
| 7549756 | Pixel shifting color projection system | Donald H. Willis, Billy Wesley Beyers, Jr., Michael Scott Deiss | 2009-06-23 |
| 7538951 | Robust family of microdisplay projection lenses | — | 2009-05-26 |
| 7468844 | Apparatus for adding red light to a polarized light system | — | 2008-12-23 |
| 7431460 | Two-stage projector architecture | Eugene Murphy O'Donnell, Valter Drazic | 2008-10-07 |
| 7359008 | Dynamic range and contrast enhancement for microdisplay | Eugene Murphy O'Donnell | 2008-04-15 |
| 7317578 | Imager to imager relay lens system | Valter Drazic | 2008-01-08 |
| 7281806 | System and method for projecting a video image with a temporal LED combiner | Eugene Murphy O'Donnell, James Lyst | 2007-10-16 |
| 7204592 | Stereoscopic image projection system | Eugene Murphy O'Donnell, Brent Hoffman, Valter Drazic | 2007-04-17 |
| 7192139 | High contrast stereoscopic projection system | Valter Drazic, Eugene Murphy O'Donnell | 2007-03-20 |
| 7175279 | Two-stage projection architecture | Valter Drazic, Khaled Sarayeddine, Eugene Murphy O'Donnell | 2007-02-13 |
| 6747710 | Light valve projector architecture | Eugene Murphy O'Donnell | 2004-06-08 |
| 6639631 | Projection television using a holographic screen | Wendy Rene Pfile, Eugene Murphy O'Donnell | 2003-10-28 |
| 6621530 | Projection televisions with mirrors incident on holographic screens | Wendy Rene Pfile | 2003-09-16 |
| 6483533 | Projection televisions with three dimensional holographic screens | Wendy Rene Pfile | 2002-11-19 |
| 6437914 | Projection televisions with holographic screens having center to edge variations | Wendy Rene Pfile | 2002-08-20 |
| 6400417 | Projection television with three-dimensional holographic screen and centered blue CRT for balanced CRT drive | Wendy Rene Pfile | 2002-06-04 |
| 6356390 | Light valve light source | — | 2002-03-12 |
| 6151163 | Holographic projection screen having a rear-facing fresnel lens | Wendy Rene Pfile | 2000-11-21 |
| 6078351 | Projection televisions with three dimensional holographic screens | Wendy Rene Pfile | 2000-06-20 |
| 4977355 | Convergence control system | Enrique Rodriguez-Cavazos, Robert D. Altmanshofer, Robert Preston Parker | 1990-12-11 |