Shinpei Kawakatsu

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Communication device, communication system, and restricting method
- Patent number 8,818,388
- Issue date Aug 26, 2014
- NTT DoCoMo, Inc.
- Katsuhiro Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication system and restricting method
- Patent number 8,494,536
- Issue date Jul 23, 2013
- NTT DoCoMo, Inc.
- Katsuhiro Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet communication method and mobile station
- Patent number 8,422,423
- Issue date Apr 16, 2013
- NTT DoCoMo, Inc.
- Katsuhiro Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system, mobile station, switch apparatus, and communi...
- Patent number 8,140,082
- Issue date Mar 20, 2012
- NTT DoCoMo, Inc.
- Takuhisa Tahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND RESTRICTING METHOD
- Publication number 20130281011
- Publication date Oct 24, 2013
- Katsuhiro NOGUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMMUNICATION DEVICE, COMMUNICATION SYSTEM AND RESTRICTING METHOD
- Publication number 20100203896
- Publication date Aug 12, 2010
- NTT DoCoMo, Inc.
- Katsuhiro Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PACKET COMMUNICATION METHOD AND MOBILE STATION
- Publication number 20100074171
- Publication date Mar 25, 2010
- NTT DoCoMo, Inc.
- Katsuhiro Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication System, Mobile Station, Switch Apparatus, and Communi...
- Publication number 20080305767
- Publication date Dec 11, 2008
- NTT DoCoMo, Inc.
- Takuhisa Tahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE