Inventor
EZURA YUICHI
JP16 patents
Patents
16 patentsUS7237112B1Jun 26, 2007
Information processing system
SONY CORP67 citations97
US7266202B1Sep 4, 2007
Information processing device and method, and program storage medium
SONY CORP43 citations96
US6807641B1Oct 19, 2004
Content provider system
SONY CORP65 citations96
US7487549B2Feb 3, 2009
Information processing apparatus, information processing method, recording medium, and program
SONY CORP27 citations92
US7249106B1Jul 24, 2007
Information processing method and apparatus and program storage medium for prohibiting duplication of contents in large quantities
SONY CORP27 citations92
US8042192B2Oct 18, 2011
Information processing apparatus, information processing method, recording medium, and program
SONY CORP8 citations84
US7503073B2Mar 10, 2009
Information managing apparatus and method, recording medium, and program
SONY CORP11 citations84
US7266691B1Sep 4, 2007
Contents providing system
SONY CORP19 citations84
US7584288B2Sep 1, 2009
Information-processing device, information-processing method, recording medium, and program
SONY CORP2 citations63
US7533180B2May 12, 2009
Information-processing device, information-processing method, recording medium, and program
SONY CORP5 citations63
US7437768B2Oct 14, 2008
Information processing apparatus and method, and program storage medium
SONY CORP4 citations63
US7213164B2May 1, 2007
Contents furnishing system
SONY CORP1 citations63
US7861313B2Dec 28, 2010
Information managing apparatus and method, recording medium, and program
SONY CORP0 citations52
US7730345B2Jun 1, 2010
Contents furnishing system
SONY CORP0 citations52
US7516497B2Apr 7, 2009
Information processing apparatus and method, and program storage medium
SONY CORP0 citations52
US7958366B2Jun 7, 2011
Information processing system
SONY CORP0 citations51