Issued Patents All Time
Showing 26–50 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7190880 | Player and disc system for producing video signals in different formats | Lewis S. Ostrover, Warren N. Lieberfarb | 2007-03-13 |
| 7167209 | Methods for encoding data in an analog video signal such that it survives resolution conversion | Spencer Stephens | 2007-01-23 |
| 7162146 | System and method for the assertion and identification of rights information in an analog video signal | Dean Marks, Spencer Stephens | 2007-01-09 |
| 7151734 | Player with two read heads for double-sided optical discs | Lewis S. Ostrover | 2006-12-19 |
| 7103269 | System of multiple players generating outputs of different formats from identical discs | Lewis S. Ostrover, Warren N. Lieberfarb | 2006-09-05 |
| 7085479 | Optical disc player for playing a disc in a selected format | Lewis S. Ostrover, Warren N. Lieberfarb | 2006-08-01 |
| 7043145 | Method of distributing multimedia presentations in different formats on optical discs | Lewis S. Ostrover, Warren N. Lieberfarb | 2006-05-09 |
| 6898173 | Recording and playback of multi-channel digital audio having different resolutions for different channels | Alan McPherson, Gregory Thagard, Edwin Outwater, III | 2005-05-24 |
| 6771888 | Data structure for allowing play of a video program in multiple aspect ratios | Lewis S. Ostrover, Warren N. Lieberfarb | 2004-08-03 |
| 6591365 | Copy protection control system | — | 2003-07-08 |
| 6567359 | Recording and playback of multi-channel digital audio having different resolutions for different channels | Alan McPherson, Gregory Thagard, Edwin Outwater, III | 2003-05-20 |
| 6553176 | Data structure for representing two or more versions of program material | Lewis S. Ostrover, Warren N. Lieberfarb | 2003-04-22 |
| 6526221 | Data structure representing both program and command data | Lewis S. Ostrover, Warren N. Lieberfarb | 2003-02-25 |
| 6487365 | Data structure for representing a program containing components organized in a series of data blocks | Lewis S. Ostrover, Warren N. Lieberfarb | 2002-11-26 |
| 6442335 | Data structure for audio signals that can be mixed and/or switched | Lewis S. Ostrover, Warren N. Lieberfarb | 2002-08-27 |
| 6424794 | Data structure for representing a program containing components organized in a series of data blocks | Lewis S. Ostrover, Warren N. Lieberfarb | 2002-07-23 |
| 6418271 | Data structure for representing video program subtitles | Lewis S. Ostrover, Warren N. Lieberfarb | 2002-07-09 |
| 6411772 | Data structure for distinguishing data of authorized and unauthorized publishers | Lewis S. Ostrover, Warren N. Lieberfarb | 2002-06-25 |
| 6408129 | Method for processing a plurality of synchronized audio tracks, including phase inversion of a selected track | Lewis S. Ostrover, Warren N. Lieberfarb | 2002-06-18 |
| 6298025 | Recording and playback of multi-channel digital audio having different resolutions for different channels | Alan McPherson, Gregory Thagard, Edwin Outwater, III | 2001-10-02 |
| 6219043 | Method and system to replace sections of an encoded video bitstream | Jay Yogeshwar, Sheau Ng, Teiichi Ichikawa, Hiroaki Unno, Hideki Mimura +3 more | 2001-04-17 |
| 6160787 | Multiple layer optical recording medium for use with two different wavelength laser beams | Richard Marquardt, Jr., Anthony Pietrzykoski, John L. Orehotsky, Deborah H. Carey, Howard B. Price +1 more | 2000-12-12 |
| 6148139 | Software carrier with operating commands embedded in data blocks | Lewis S. Ostrover, Warren N. Lieberfarb | 2000-11-14 |
| 6115534 | Software carrier whose play can be controlled by the software publisher | Lewis S. Ostrover, Warren N. Lieberfarb | 2000-09-05 |
| 6026446 | Method for interleaving data for seamless playback of multiple program versions having common material | Lewis S. Ostrover, Gregory Thagard, Joseph Wall | 2000-02-15 |