Yoichi Seto

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Hadano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of a public key encryption and a cypher communication both s...
- Patent number 7,649,991
- Issue date Jan 19, 2010
- Hitachi, Ltd.
- Mototsugu Nishioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Authentication system by fingerprint
- Patent number 7,457,442
- Issue date Nov 25, 2008
- Hitachi, Ltd.
- Masahiro Mimura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of a public key encryption and a cypher communication both s...
- Patent number 7,164,765
- Issue date Jan 16, 2007
- Hitachi, Ltd.
- Mototsugu Nishioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Authentication system by fingerprint
- Patent number 7,162,058
- Issue date Jan 9, 2007
- Hitachi, Ltd.
- Masahiro Mimura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Security guarantee method and system
- Patent number 6,747,564
- Issue date Jun 8, 2004
- Hitachi, Ltd.
- Masahiro Mimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and device for storing data subjected to dispersion processing
- Patent number 5,193,173
- Issue date Mar 9, 1993
- Hitachi, Ltd.
- Yoichi Seto
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Method of a public key encryption and a cypher communication both s...
- Publication number 20070177727
- Publication date Aug 2, 2007
- Mototsugu Nishioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Authentication system by fingerprint
- Publication number 20070076925
- Publication date Apr 5, 2007
- Masahiro Mimura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method of a public key encryption and a cypher communication both s...
- Publication number 20030002662
- Publication date Jan 2, 2003
- Mototsugu Nishioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Living body authtentication system
- Publication number 20020150283
- Publication date Oct 17, 2002
- Masahiro Mimura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Public-key cryptographic schemes secure against an adaptive chosen...
- Publication number 20020146117
- Publication date Oct 10, 2002
- Mototsugu Nishioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Public key encryption method and communication system using public...
- Publication number 20020015491
- Publication date Feb 7, 2002
- Mototsugu Nishioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE