Assignee
MACROVISION EUROP LTD
GB·14 granted patents·1 pending application·182 citations·filing 1998–2005
Top patents by PatentIndex Score
15 records- 0194US6952479B2Dynamic copy protection of optical mediaMACROVISION EUROP LTD·Filed 2001·Granted Oct 4, 2005·49 cites·23 claims
- 0290US6718501B1Copy protected digital audio compact disc and method and system for producing sameMACROVISION EUROP LTD·Filed 2000·Granted Apr 6, 2004·48 cites·19 claims
- 0385US6988206B1Prevention of CD-audio piracy using sub-code channelsMACROVISION EUROP LTD·Filed 2000·Granted Jan 17, 2006·22 cites·33 claims
- 0480US7661143B2Dynamic copy protection of optical mediaMACROVISION EUROP LTD·Filed 2005·Granted Feb 9, 2010·3 cites·8 claims
- 0580US7069491B2Copy protected DVD and method for producing and validating sameMACROVISION EUROP LTD·Filed 2001·Granted Jun 27, 2006·15 cites·31 claims
- 0676US7707640B2Dynamic copy protection of optical mediaMACROVISION EUROP LTD·Filed 2005·Granted Apr 27, 2010·2 cites·15 claims
- 0773US7062784B2Prevention of disk piracyMACROVISION EUROP LTD·Filed 2002·Granted Jun 13, 2006·17 cites·53 claims
- 0867US6560176B1Method and apparatus for determining the provenance of a data carrying discMACROVISION EUROP LTD·Filed 1998·Granted May 6, 2003·21 cites·38 claims
- 0960US7181673B2Codeword for use in digital optical media and a method of generating thereforMACROVISION EUROP LTD·Filed 2004·Granted Feb 20, 2007·3 cites·15 claims
- 1055US7703146B2Dynamic copy protection of optical mediaMACROVISION EUROP LTD·Filed 2005·Granted Apr 20, 2010·0 cites·22 claims
- 1150US7151730B2Copy-protected compact disc and method for producing sameMACROVISION EUROP LTD·Filed 2002·Granted Dec 19, 2006·2 cites·11 claims
- 1243US2006136729A1Copy protection for optical discsMACROVISION EUROP LTD·Filed 2004·Application pending·0 cites
- 1337US7334268B2Method and apparatus for data files used in the transmission of informationMACROVISION EUROP LTD·Filed 2004·Granted Feb 19, 2008·0 cites·14 claims
- 1433US7539394B2Method and apparatus for the copy protection of optical discsMACROVISION EUROP LTD·Filed 2004·Granted May 26, 2009·0 cites·25 claims
- 1532US7661145B2Method and apparatus for copy protection for applicationsMACROVISION EUROP LTD·Filed 2004·Granted Feb 9, 2010·0 cites·12 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →