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Hiroaki Nakazawa
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Communication system and time synchronization method
Patent number
9,407,389
Issue date
Aug 2, 2016
Hitachi, Ltd.
Masahiko Mizutani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission apparatus, method and program
Patent number
7,680,121
Issue date
Mar 16, 2010
Canon Kabushiki Kaisha
Katsuhisa Ogawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Providing apparatus, providing method, communication device, commun...
Patent number
7,664,954
Issue date
Feb 16, 2010
Canon Kabushiki Kaisha
Katsuhisa Ogawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Providing apparatus, communication device, method, and program
Patent number
7,542,573
Issue date
Jun 2, 2009
Canon Kabushiki Kaisha
Katsuhisa Ogawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Address query response method, program, and apparatus, and address...
Patent number
7,415,536
Issue date
Aug 19, 2008
Canon Kabushiki Kaisha
Hiroaki Nakazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Character provision service system, information processing apparatu...
Patent number
6,956,575
Issue date
Oct 18, 2005
Canon Kabushiki Kaisha
Hiroaki Nakazawa
A63 - SPORTS GAMES AMUSEMENTS
Patents Applications
last 30 patents
Information
Patent Application
COMMUNICATION SYSTEM AND TIME SYNCHRONIZATION METHOD
Publication number
20150085852
Publication date
Mar 26, 2015
Hitachi, Ltd
Masahiko MIZUTANI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Character provision service system, information processing apparatu...
Publication number
20050280649
Publication date
Dec 22, 2005
Canon Kabushiki Kaisha
Hiroaki Nakazawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Providing apparatus, communication device, method, and program
Publication number
20050273595
Publication date
Dec 8, 2005
Canon Kabushiki Kaisha
Katsuhisa Ogawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Providing apparatus, providing method, communication device, commun...
Publication number
20050223228
Publication date
Oct 6, 2005
Canon Kabushiki Kaisha
Katsuhisa Ogawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Transmission apparatus, method and program
Publication number
20050036491
Publication date
Feb 17, 2005
Katsuhisa Ogawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Receiver, connection controller, transmitter, method, and program
Publication number
20040228357
Publication date
Nov 18, 2004
Canon Kabushiki Kaisha
Katsuhisa Ogawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Receiver, connection controller, transmitter, method, and program
Publication number
20040230830
Publication date
Nov 18, 2004
Canon Kabushiki Kaisha
Katsuhisa Ogawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Address query response method, program, and apparatus, and address...
Publication number
20040143579
Publication date
Jul 22, 2004
Hiroaki Nakazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Character provision service system, information processing apparatu...
Publication number
20020046050
Publication date
Apr 18, 2002
Hiroaki Nakazawa
G06 - COMPUTING CALCULATING COUNTING