Inventor
KON MASASHI
JP17 patents
Patents
17 patentsUS7644443B2Jan 5, 2010
Content distribution system, content distribution method, information processing apparatus, and program providing medium
SONY CORP74 citations98
US7484246B2Jan 27, 2009
Content distribution system, content distribution method, information processing apparatus, and program providing medium
SONY CORP64 citations98
US7152158B2Dec 19, 2006
Public key certificate issuing system, public key certificate issuing method, information processing apparatus, information recording medium, and program storage medium
SONY CORP71 citations98
US7059516B2Jun 13, 2006
Person authentication system, person authentication method, information processing apparatus, and program providing medium
SONY CORP83 citations98
US6990684B2Jan 24, 2006
Person authentication system, person authentication method and program providing medium
SONY CORP86 citations98
US7310732B2Dec 18, 2007
Content distribution system authenticating a user based on an identification certificate identified in a secure container
SONY CORP58 citations96
US7287158B2Oct 23, 2007
Person authentication system, person authentication method, information processing apparatus, and program providing medium
SONY CORP57 citations96
US7103778B2Sep 5, 2006
Information processing apparatus, information processing method, and program providing medium
SONY CORP54 citations96
US7516493B2Apr 7, 2009
Content distribution system, content distribution method, information processing apparatus, and program providing medium
SONY CORP29 citations92
US7243238B2Jul 10, 2007
Person authentication system, person authentication method, information processing apparatus, and program providing medium
SONY CORP22 citations92
US7184986B2Feb 27, 2007
Content transaction system and method, and program providing medium therefor
SONY CORP22 citations92
US7100044B2Aug 29, 2006
Public key certificate using system, public key certificate using method, information processing apparatus, and program providing medium
SONY CORP45 citations92
US7096363B2Aug 22, 2006
Person identification certificate link system, information processing apparatus, information processing method, and program providing medium
SONY CORP47 citations92
US6990583B2Jan 24, 2006
Public-key-encryption data-communication system and data-communication-system forming method
SONY CORP32 citations92
US7185193B2Feb 27, 2007
Person authentication system, person authentication method, and program providing medium
SONY CORP18 citations84
US7149894B2Dec 12, 2006
Public-key certificate issuance request processing system and public-key certificate issuance request processing method
SONY CORP11 citations84
US7457848B2Nov 25, 2008
Over-network resource distribution system and mutual authentication system
SONY CORP8 citations73