P

Inventor

ISHIBASHI YOSHIHITO

JP126 patents
⚠️ This page may combine multiple inventors who share the name “ISHIBASHI YOSHIHITO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

41 patents
US7373506B2May 13, 2008

Data authentication system

SONY CORP168 citations99
US7099479B1Aug 29, 2006

Information transmission system, transmitter, and transmission method as well as information reception system, receiver and reception method

SONY CORP134 citations99
US7644443B2Jan 5, 2010

Content distribution system, content distribution method, information processing apparatus, and program providing medium

SONY CORP74 citations98
US7506367B1Mar 17, 2009

Content management method, and content storage system

SONY CORP95 citations98
US7484246B2Jan 27, 2009

Content distribution system, content distribution method, information processing apparatus, and program providing medium

SONY CORP64 citations98
US7225341B2May 29, 2007

Memory access control system and management method using access control ticket

SONY CORP69 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
US6834333B2Dec 21, 2004

Data processing device, data storage device, data processing method, and program providing medium for storing content protected under high security management

SONY CORP77 citations98
US6728379B1Apr 27, 2004

Information processor and information processing method

SONY CORP114 citations98
US6574611B1Jun 3, 2003

Information processing apparatus and method, information management apparatus and method, and information providing medium

SONY CORP77 citations98
US6058477AMay 2, 2000

System and method for authentication, and device and method for authentication

SONY CORP99 citations98
US7353541B1Apr 1, 2008

Systems and methods for content distribution using one or more distribution keys

SONY CORP208 citations97
US7669052B2Feb 23, 2010

Authentication and encryption utilizing command identifiers

SONY CORP42 citations96
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
US6834346B1Dec 21, 2004

Content processing system

SONY CORP64 citations96
US6820203B1Nov 16, 2004

Security unit for use in memory card

SONY CORP42 citations95
US7287010B1Oct 23, 2007

Information processing device and method, and providing medium

SONY CORP22 citations93
US7127612B1Oct 24, 2006

Information processing apparatus, information processing method, information providing medium, information decryption apparatus, and information recording medium

SONY CORP16 citations93
US7124443B2Oct 17, 2006

Information transaction system

SONY CORP38 citations93
US7693174B2Apr 6, 2010

Communication collision avoidance system

SONY CORP40 citations92
US7516493B2Apr 7, 2009

Content distribution system, content distribution method, information processing apparatus, and program providing medium

SONY CORP29 citations92
US7496756B2Feb 24, 2009

Content usage-right management system and management method

SONY CORP31 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
US7099846B1Aug 29, 2006

Apparatus and system for providing fee-based content

SONY CORP44 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
US7124436B2Oct 17, 2006

Security unit for use in memory card

SONY CORP19 citations91
US9573482B2Feb 21, 2017

Information processing apparatus, motor-driven movable body, and discharge control method

SONY CORP5 citations84
US9045053B2Jun 2, 2015

Information processing apparatus, motor-driven movable body, and discharge control method

SONY CORP6 citations84
US8375206B2Feb 12, 2013

Authentication and encryption utilizing command identifiers

SONY CORP9 citations84
US7922084B2Apr 12, 2011

System, apparatus, method and computer program for processing information

SONY CORP13 citations84
US7869337B2Jan 11, 2011

Information processing system, information processing apparatus and method, program, and recording medium

SONY CORP7 citations84
US7409554B2Aug 5, 2008

Data processing system, memory device, data processing unit, and data processing method and program

SONY CORP17 citations84
US7310731B2Dec 18, 2007

Contents processing system

SONY CORP13 citations84
USRE39622EMay 8, 2007

System and method for authentication, and device and method for authentication

SONY CORP10 citations84

ISHIBASHI YOSHIHITO

7 patents

TOKIMEC INC

2 patents

Showing the top 50 of 126 patents by PatentIndex Score.