logo

For the Inventor, By the Inventor

Los Angeles, CA, United States of America

Warren N Lieberfarb

This inventor holds 25 USPTO granted patents, plus 3 CIPO patents, primarily in Optical Disc Technology. Top assignees: Time Warner Entertainment Company, L.p., Warner Home Video Inc., Telectronics Pacing Systems, Inc.. Active years: 1995-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Warren N Lieberfarb. Retrieved from https://idiyas.com/inventor/warren-n-lieberfarb

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 25

% Patents Active = 80.0

 

Average Co-Inventor Count = 3.0

ph-index = 11

Forward Citations = 888(Granted Patents)


Company Filing History:

goldMedal19 out of 64 
 
Time Warner Entertainment Company, L.p.
 patents
silverMedal3 out of 3 
 
Warner Home Video Inc.
 patents
bronzeMedal1 out of 93 
 
Telectronics Pacing Systems, Inc.
 patents
4. 1 out of 1 
 
Warner Bros. Home Enterteinment Inc.
 patent
5. 1 out of 834,601 
Other
 patents

Years Active: 1995-2007

Loading Chart...
Loading Chart...
Areas of Expertise:
Optical Disc Player
Video Formats
Audio Tracks
Data Structure
Multimedia Presentations
Aspect Ratios
Synchronized Audio
Software Carrier
Motion Picture Subtitles
Digital Data Storage
Dialog Control
Publisher Authorization
25 patents (USPTO):Explore Patents
1. 7190880 - Player and disc system for producing video signals in different formats (2007-03-13),
2. 7103269 - System of multiple players generating outputs of different formats from identical discs (2006-09-05),
3. 7085479 - Optical disc player for playing a disc in a selected format (2006-08-01),
4. 7043145 - Method of distributing multimedia presentations in different formats on optical discs (2006-05-09),
5. 6771888 - Data structure for allowing play of a video program in multiple aspect ratios (2004-08-03),
6. 6553176 - Data structure for representing two or more versions of program material (2003-04-22),
7. 6526221 - Data structure representing both program and command data (2003-02-25),
8. 6487365 - Data structure for representing a program containing components organized in a series of data blocks (2002-11-26),
9. 6442335 - Data structure for audio signals that can be mixed and/or switched (2002-08-27),
10. 6424794 - Data structure for representing a program containing components organized in a series of data blocks (2002-07-23),
11. 6418271 - Data structure for representing video program subtitles (2002-07-09),
12. 6411772 - Data structure for distinguishing data of authorized and unauthorized publishers (2002-06-25),
13. 6408129 - Method for processing a plurality of synchronized audio tracks, including phase inversion of a selected track (2002-06-18),
14. 6148139 - Software carrier with operating commands embedded in data blocks (2000-11-14),
15. 6115534 - Software carrier whose play can be controlled by the software publisher (2000-09-05),

Title: Warren N Lieberfarb: The Innovator Shaping Video Playback Systems.

Introduction: Warren N Lieberfarb, a renowned inventor based in Los Angeles, CA, has made significant contributions to the field of video playback systems with a total of 25 patents to his name. His innovative approach to audio track selection on optical disks has revolutionized the way we experience motion pictures.

Latest Patents: Lieberfarb's latest patents include a "Player and disc system for producing video signals in different formats" and a "System of multiple players generating outputs of different formats from identical discs." These inventions showcase his focus on providing viewers with a personalized audio experience while watching movies.

Career Highlights: Throughout his career, Lieberfarb has worked with prestigious companies such as Time Warner Entertainment Company, L.P. and Warner Home Video Inc. His expertise in the entertainment industry has led to groundbreaking advancements in video technology, earning him recognition as a pioneer in his field.

Collaborations: Collaborating with skilled professionals like Lewis S Ostrover and Christopher Cookson, Lieberfarb has been able to bring his visionary ideas to life. Together, they have pushed the boundaries of traditional video playback systems and set new standards for audio track selection and synchronization.

Conclusion: Warren N Lieberfarb's dedication to innovation and his passion for creating immersive viewing experiences have solidified his position as a leading figure in the world of video playback systems. His patents continue to shape the way we interact with audiovisual content, leaving a lasting impact on the entertainment industry as a whole.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…