Toru Hasegawa

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Yokosuka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Registering a mobile terminal in a visited network based on a prior...
- Patent number 9,277,441
- Issue date Mar 1, 2016
- NTT DoCoMo, Inc.
- Toru Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile communication control method and system
- Patent number 6,985,730
- Issue date Jan 10, 2006
- NTT DoCoMo, Inc.
- Toru Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Mobile Communication Control Apparatus, Mobile Communication System...
- Publication number 20150126186
- Publication date May 7, 2015
- NTT DoCoMo, Inc.
- Toru Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ROAMING SYSTEM, HLR, AND PACKET COMMUNICATION RESTRICTING METHOD
- Publication number 20120082086
- Publication date Apr 5, 2012
- Keiichiro Otsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile communication control method and system
- Publication number 20030027575
- Publication date Feb 6, 2003
- NTT DoCoMo, Inc.
- Toru Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE