Hiromasa Yamaguchi

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Chiyoda-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Inter-network connection control device, and connection control method
- Patent number 10,111,038
- Issue date Oct 23, 2018
- NTT DoCoMo, Inc.
- Hiromasa Yamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system, route selection apparatus, and route selectio...
- Patent number 10,050,871
- Issue date Aug 14, 2018
- NTT DoCoMo, Inc.
- Motohiro Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Inter-network connection control device, and connection control method
- Patent number 10,033,549
- Issue date Jul 24, 2018
- NTT DoCoMo, Inc.
- Hiromasa Yamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
INTER-NETWORK CONNECTION CONTROL DEVICE, AND CONNECTION CONTROL METHOD
- Publication number 20170195850
- Publication date Jul 6, 2017
- NTT DoCoMo, Inc.
- Hiromasa Yamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION SYSTEM, ROUTE SELECTION APPARATUS, AND ROUTE SELECTIO...
- Publication number 20170111263
- Publication date Apr 20, 2017
- NTT DoCoMo, Inc.
- Motohiro Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION SYSTEM, ROUTE SELECTION APPARATUS, AND ROUTE SELECTIO...
- Publication number 20170111185
- Publication date Apr 20, 2017
- NTT DoCoMo, Inc.
- Hiromasa Yamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INTER-NETWORK CONNECTION CONTROL DEVICE, AND CONNECTION CONTROL METHOD
- Publication number 20170033948
- Publication date Feb 2, 2017
- NTT DoCoMo, Inc.
- Hiromasa Yamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MOBILE TERMINAL AND METHOD FOR MEASURING CHARGEABLE DURATION
- Publication number 20130196625
- Publication date Aug 1, 2013
- NTT DoCoMo, Inc.
- Yuko Miura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
EXCHANGE AND COMMUNICATION MANAGEMENT METHOD
- Publication number 20130072151
- Publication date Mar 21, 2013
- NTT DoCoMo, Inc.
- Michiko Wakui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE