WARNER BROS. HOME ENTERTAINMENT INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 19223
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 7131
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 1197
 
  
 
H03L AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES 179
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7805453 Method, system, and apparatus for receiving, processing and rendering content responsive to user and device parametersOct 29, 04Sep 28, 10[G06F]
7512048 Method and apparatus for reading optical discs having different configurationsNov 20, 03Mar 31, 09[G11B]
7362692 Method and system of mass producing double-sided optical discsNov 19, 03Apr 22, 08[G11B]
7330638 Apparatus generating content codes for audiovisual programsAug 02, 01Feb 12, 08[H04N]
7327648 Player with rotational control for double-sided optical discsNov 19, 03Feb 05, 08[G11B]
7231131 Apparatus for generating content codes for audiovisual programs by multiple viewersAug 02, 01Jun 12, 07[H04N]
7151734 Player with two read heads for double-sided optical discsNov 18, 03Dec 19, 06[G11B]
7103269 System of multiple players generating outputs of different formats from identical discsMay 03, 03Sep 05, 06[H04N]
7085479 Optical disc player for playing a disc in a selected formatMay 03, 03Aug 01, 06[H04N]
6408129 Method for processing a plurality of synchronized audio tracks, including phase inversion of a selected trackSep 07, 00Jun 18, 02[H04N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7190880 Player and disc system for producing video signals in different formatsExpiredMay 05, 03Mar 13, 07[H04N]
2006/0179,448 Multilayer dual optical diskAbandonedDec 22, 05Aug 10, 06[G11B]
7043145 Method of distributing multimedia presentations in different formats on optical discsExpiredMay 03, 03May 09, 06[H04N]
2005/0122,959 Enhanced telecommunication systemAbandonedDec 05, 03Jun 09, 05[H04L]
2005/0109,912 Elementary and complex coupling devices, and their useAbandonedNov 20, 03May 26, 05[F16M]
2005/0111,333 Method of reading data from a double sided multi-layered optical discAbandonedNov 20, 03May 26, 05[G11B]
2005/0111,334 Method and apparatus for reading data from an optical disc in a reverse directionAbandonedNov 20, 03May 26, 05[G11B]
2005/0105,427 Optical disc writer for making double-sided optical discsAbandonedNov 19, 03May 19, 05[G11B]
2005/0105,435 Player with a read-head yoke for double-sided optical discsAbandonedNov 18, 03May 19, 05[G11B]
2005/0105,450 Optical disc player having a read head with dual laser beam sourcesAbandonedNov 19, 03May 19, 05[G11B]
2005/0105,456 Double-sided optical discAbandonedNov 18, 03May 19, 05[G11B]
2005/0105,457 Double-sided optical disc with means for indicating its proper direction of rotationAbandonedNov 19, 03May 19, 05[G11B]
2005/0108,741 Disc drive or player for reading double-sided optical discsAbandonedNov 19, 03May 19, 05[G11B]
6771888 Data structure for allowing play of a video program in multiple aspect ratiosExpiredSep 07, 00Aug 03, 04[H04N]
2004/0017,577 Printing system with reduced printer usageAbandonedJul 23, 02Jan 29, 04[G06F, G06K]
2003/0194,220 Optical discs for storing multimedia presentations playable in different formatsAbandonedMay 05, 03Oct 16, 03[H04N]
6553176 Data structure for representing two or more versions of program materialExpiredSep 07, 00Apr 22, 03[H04N]
6526221 Data structure representing both program and command dataExpiredSep 07, 00Feb 25, 03[H04N]
6487365 Data structure for representing a program containing components organized in a series of data blocksExpiredJan 15, 02Nov 26, 02[H04N, G11B]
6442335 Data structure for audio signals that can be mixed and/or switchedExpiredSep 07, 00Aug 27, 02[H04N]

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