Inventor · disambiguated record
Richard A. A. Heylen
Also filed as: HEYLEN RICHARD A A · HEYLEN RICHARD AA
11 granted patents·4 pending applications·76 citations·filing 1998–2007
86Inventor score
Top patents by PatentIndex Score
15 records- 0182US6839312B2Copy protection of digital audio compact discsMACROVISION CORP·Filed 2001·Granted Jan 4, 2005·29 cites·12 claims
- 0267US6560176B1Method and apparatus for determining the provenance of a data carrying discMACROVISION EUROP LTD·Filed 1998·Granted May 6, 2003·21 cites·38 claims
- 0365US7464411B2Copy protection for optical discsMACROVISION CORP·Filed 2001·Granted Dec 9, 2008·7 cites·18 claims
- 0464US7721338B2Defeat of the copy protection of optical discsMACROVISION CORP·Filed 2005·Granted May 18, 2010·1 cites·22 claims
- 0561US6535469B1Method and apparatus for determining the provenance of a data carrying discFiled 1999·Granted Mar 18, 2003·18 cites·23 claims
- 0657US7414930B2Method of accessing data on a copy protected data carrying discMACROVISION CORP·Filed 2007·Granted Aug 19, 2008·0 cites·28 claims
- 0752US7755980B2Copy protection of optical discsROVI SOLUTIONS CORP·Filed 2007·Granted Jul 13, 2010·0 cites·16 claims
- 0842US7239584B2Method and apparatus for protection of data carrying discsMACROVISION CORP·Filed 2003·Granted Jul 3, 2007·0 cites·34 claims
- 0937US7334268B2Method and apparatus for data files used in the transmission of informationMACROVISION EUROP LTD·Filed 2004·Granted Feb 19, 2008·0 cites·14 claims
- 1036US2004184611A1Copy protection of digital dataFiled 2004·Application pending·0 cites
- 1134US2004199855A1Copy-protected digital audio compact disc, and method and system for producing sameFiled 2002·Application pending·0 cites
- 1233US7539394B2Method and apparatus for the copy protection of optical discsMACROVISION EUROP LTD·Filed 2004·Granted May 26, 2009·0 cites·25 claims
- 1332US7661145B2Method and apparatus for copy protection for applicationsMACROVISION EUROP LTD·Filed 2004·Granted Feb 9, 2010·0 cites·12 claims
- 1428US2002159591A1The copy protection of digital audio compact discsFiled 2001·Application pending·0 cites
- 1527US2005008812A1Copy protection of optical discsFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →