Tomonari Tanaka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
System management device, network system, system management method,...
- Patent number 9,148,355
- Issue date Sep 29, 2015
- Kabushiki Kaisha Toshiba
- Tomonari Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for managing a key for encryption or decryption o...
- Patent number 8,233,627
- Issue date Jul 31, 2012
- Kabushiki Kaisha Toshiba
- Tomonari Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and program for update of time stamp
- Patent number 7,975,145
- Issue date Jul 5, 2011
- Kabushiki Kaisha Toshiba
- Tomonari Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System, apparatus, program and method for obtaining time stamp
- Patent number 7,890,764
- Issue date Feb 15, 2011
- Kabushiki Kaisha Toshiba
- Tomonari Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Secret information management apparatus and secret information mana...
- Patent number 7,873,168
- Issue date Jan 18, 2011
- Kabushiki Kaisha Toshiba
- Masamichi Tateoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM MANAGEMENT DEVICE, NETWORK SYSTEM, SYSTEM MANAGEMENT METHOD,...
- Publication number 20140089497
- Publication date Mar 27, 2014
- TOSHIBA SOLUTIONS CORPORATION
- Tomonari Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM FOR MANAGING A KEY FOR ENCRYPTION OR DECRYPTION O...
- Publication number 20090041249
- Publication date Feb 12, 2009
- Tomonari Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Secret information management apparatus and secret information mana...
- Publication number 20080095375
- Publication date Apr 24, 2008
- Kabushiki Kaisha Toshiba
- Masamichi Tateoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus and program for update of time stamp
- Publication number 20070106912
- Publication date May 10, 2007
- Kabushiki Kaisha Toshiba
- Tomonari Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System, apparatus, program and method for obtaining time stamp
- Publication number 20070079132
- Publication date Apr 5, 2007
- Kabushiki Kaisha Toshiba
- Tomonari Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE