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Shiro Kikuchi
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Mobile communication systems, mobile communication methods, base st...
Patent number
7,203,508
Issue date
Apr 10, 2007
NTT DoCoMo, Inc.
Shinzo Ohkubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio communication system, communication terminal apparatus, base...
Patent number
7,190,930
Issue date
Mar 13, 2007
NTT DoCoMo, Inc.
Shinzo Ohkubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital multifrequency signalling receiver
Patent number
4,245,325
Issue date
Jan 13, 1981
Nippon Telegraph & Telephone Public Corporation
Shiro Kikuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
RADIO COMMUNICATION SYSTEM, COMMUNICATION TERMINAL APPARATUS, BASE...
Publication number
20070117582
Publication date
May 24, 2007
NTT DoCoMo, Inc.
Shinzo Ohkubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Mobile communication systems, mobile communication methods, base st...
Publication number
20060084475
Publication date
Apr 20, 2006
NTT DoCoMo, Inc.
Shinzo Ohkubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio communication system, communication terminal apparatus, base...
Publication number
20040009784
Publication date
Jan 15, 2004
Shinzo Ohkubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Mobile communication systems, mobile communication methods, base st...
Publication number
20030003937
Publication date
Jan 2, 2003
NTT DoCoMo, Inc.
Shinzo Ohkubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE