Izuru Kitamura

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cryptographic computation method, cryptographic system, and compute...
- Patent number 8,014,521
- Issue date Sep 6, 2011
- Sony Corporation
- Izuru Kitamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cryptographic processing apparatus
- Patent number 7,957,527
- Issue date Jun 7, 2011
- Sony Corporation
- Masanobu Katagi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Cryptography-processing method, cryptography-processing apparatus a...
- Patent number 7,697,683
- Issue date Apr 13, 2010
- Sony Corporation
- Masanobu Katagi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Recording device and method, decoding device and method, providing...
- Patent number 6,522,607
- Issue date Feb 18, 2003
- Sony Corporation
- Yoshihito Ishibashi
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Encryption Processing Apparatus, Encryption Processing Method, and...
- Publication number 20100183142
- Publication date Jul 22, 2010
- SONY CORPORATION
- Masanobu Katagi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Cryptographic Computation Method, Cryptographic System, and Compute...
- Publication number 20080095357
- Publication date Apr 24, 2008
- SONY CORPORATION
- Izuru Kitamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Cryptographic Processing Apparatus
- Publication number 20070291937
- Publication date Dec 20, 2007
- Masanobu Katagi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Cryptography-processing method, cryptography-processing apparatus a...
- Publication number 20050201553
- Publication date Sep 15, 2005
- Sony Corporation
- Masanobu Katagi
- G06 - COMPUTING CALCULATING COUNTING