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Masayoshi Ohashi
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Saitama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Content display system and method
Patent number
7,429,973
Issue date
Sep 30, 2008
KDDI R & D Laboratories Inc.
Shinji Ota
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Communication system and method capable of avoiding congestion in m...
Patent number
6,992,981
Issue date
Jan 31, 2006
KDDI R & D Laboratories Inc.
Daisuke Morikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Interworking apparatus for roaming among different mobile networks
Patent number
6,002,931
Issue date
Dec 14, 1999
Kokusai Denshin Denwa Co. Ltd.
Akira Yamaguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Identity confidentiality method in radio communication system
Patent number
5,889,861
Issue date
Mar 30, 1999
Kokusai Denshin Denwa Co., Ltd.
Masayoshi Ohashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Authentication system
Patent number
5,761,309
Issue date
Jun 2, 1998
Kokusai Denshin Denwa Co., Ltd.
Masayoshi Ohashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Authentication method for mobile communications
Patent number
5,596,641
Issue date
Jan 21, 1997
Kokusai Denshin Denwa Co. Ltd.
Masayoshi Ohashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system using a bidirectional tree structure network
Patent number
5,559,803
Issue date
Sep 24, 1996
Kokusai Denshin Denwa Co., Ltd.
Seiichiro Sakai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Syndrome sequential decoder
Patent number
4,998,253
Issue date
Mar 5, 1991
Kokusai Denshin Denwa Co., Ltd.
Masayoshi Ohashi
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
Content display system and method
Publication number
20030043112
Publication date
Mar 6, 2003
Shinji Ota
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Communication system and method capable of avoiding congestion in m...
Publication number
20020089928
Publication date
Jul 11, 2002
KDDI R&D Laboratories Inc.
Daisuke Morikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE