Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8089433 | Contrast ratio enhancement system using black detector | Mark Francis Rumreich | 2012-01-03 |
| 7599604 | Asynchronous copy protection detector | Mark Francis Rumreich | 2009-10-06 |
| 7253845 | Color non-uniformity correction for LCOS | Mark Francis Rumreich, Daniel Mark Hutchinson | 2007-08-07 |
| 7119774 | Reducing sparkle artifacts with low brightness filtering | Donald H. Willis | 2006-10-10 |
| 7071909 | Reducing sparkle artifacts with low brightness processing | Donald H. Willis | 2006-07-04 |
| 6718124 | System and method for playing DVD bitstream from non-DVD optical storage medium | — | 2004-04-06 |
| 6647152 | Method and system for contouring reduction | Donald H. Willis | 2003-11-11 |
| 6463209 | Controlled data flow | Mark Alan Schultz, Donald H. Willis, Jianlei Xie | 2002-10-08 |
| 6453114 | Random picture decoding | Mark Alan Schultz, Donald H. Willis, Jianlei Xie, Steven Anthony Barron, Barth Alan Canfield | 2002-09-17 |
| 6377748 | Replay bit stream searching | Mark Alan Schultz, Donald H. Willis, Jianlei Xie, Steven Anthony Barron, Barth Alan Canfield | 2002-04-23 |
| 6229951 | Digital video picture and ancillary data processing and storage | Mark Alan Schultz, Donald H. Willis, Jianlei Xie, Steven Anthony Barron, Barth Alan Canfield | 2001-05-08 |
| 6222979 | Memory control in trick play mode | Donald H. Willis, Mark Alan Schultz, Jianlei Xie, Steven Anthony Barron | 2001-04-24 |
| 6154603 | Picture decoding for trick mode operation | Donald H. Willis, Mark Alan Schultz, Jianlei Xie | 2000-11-28 |
| 6002447 | Video signal processing apparatus | Mark Francis Rumreich, Ronald Keen | 1999-12-14 |
| 5696710 | Apparatus for symmetrically reducing N least significant bits of an M-bit digital signal | Greg A. Kranawetter, Donald H. Willis | 1997-12-09 |
| 5633689 | Apparatus for separating a digital composite video signal into components | Donald H. Willis, Greg A. Kranawetter | 1997-05-27 |
| 5132784 | Comb filter-burst locked clock circuitry | Todd J. Christopher | 1992-07-21 |