Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7090354 | Projection device and screen | T. Scott Engle | 2006-08-15 |
| 7072003 | Color video projection system employing reflective liquid crystal display devices | Kurt A. Stahl | 2006-07-04 |
| 7031063 | Method and apparatus for combining light paths of colored light sources through a common integration tunnel | Mark Peterson, T. Scott Engle | 2006-04-18 |
| 7009765 | Wide angle lens system having a distorted intermediate image | — | 2006-03-07 |
| 6956701 | Method and apparatus for combining light paths of multiple colored light sources through a common integration tunnel | Mark Peterson, T. Scott Engle | 2005-10-18 |
| 6896375 | Rear projection display device having multiple mirrors that are substantially parallel to a screen | Mark Peterson | 2005-05-24 |
| 6804055 | Fresnel lens for use with rear projection display | Mark Peterson | 2004-10-12 |
| 6661475 | Color video projection system employing reflective liquid crystal display device | Kurt A. Stahl | 2003-12-09 |
| 6652105 | Reflective light valve-based multimedia projector employing a patterned-silvered mirror | Mark Peterson | 2003-11-25 |
| 6471356 | Portable image projection system having reduced weight and profile | Mark Peterson | 2002-10-29 |
| 6147812 | Projection zoom lens system and projector apparatus | Syuji Narimatsu | 2000-11-14 |
| 6137638 | Projection zoom lens system and projector apparatus | Akira YAMAGISHI | 2000-10-24 |
| 6053615 | Image projector with polarization conversion system | Mark Peterson | 2000-04-25 |
| 5978051 | Image projection system with variable display format | Michael G. West | 1999-11-02 |
| 5710668 | Multi-color head-up display system | Robert D. Brown, Robert B. Wood | 1998-01-20 |
| 5327451 | Laser diode assembly for laser scanner system | Ray A. Walker, Michael A. Lind, Peter Howard, William E. Ortyn, Michael Greenberg | 1994-07-05 |