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Makoto Hamatsu
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
External memory management apparatus and external memory management...
Patent number
8,132,262
Issue date
Mar 6, 2012
NTT DoCoMo, Inc.
Mao Asai
G07 - CHECKING-DEVICES
Information
Patent Grant
External memory management apparatus and external memory management...
Patent number
7,738,854
Issue date
Jun 15, 2010
NTT DoCoMo, Inc.
Mao Asai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Communication device, digital signature verification method and dig...
Patent number
7,668,335
Issue date
Feb 23, 2010
NTT DoCoMo, Inc.
Eiji Yano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Server device, communication device, and program for managing conte...
Patent number
7,472,123
Issue date
Dec 30, 2008
NTT DoCoMo, Inc.
Makoto Hamatsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication terminal for restricting the use of content
Patent number
7,346,337
Issue date
Mar 18, 2008
NTT DoCoMo, Inc.
Makoto Hamatsu
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
INFORMATION PROCESSING DEVICE AND INFORMATION INPUT CONTROL PROGRAM
Publication number
20150338941
Publication date
Nov 26, 2015
Tetsuro Masuda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INFORMATION PROCESSING DEVICE AND INFORMATION UPDATING PROGRAM
Publication number
20150338945
Publication date
Nov 26, 2015
UBIQUITOUS ENTERTAINMENT INC.
Tetsuro Masuda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DISPLAY DEVICE, USER INTERFACE METHOD, AND PROGRAM
Publication number
20140059492
Publication date
Feb 27, 2014
NTT DoCoMo, Inc.
Naoki Hashida
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DISPLAY DEVICE, USER INTERFACE METHOD, AND PROGRAM
Publication number
20130305186
Publication date
Nov 14, 2013
NTT DoCoMo, Inc.
Natsuko Kawano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
External memory management apparatus and external memory management...
Publication number
20100030990
Publication date
Feb 4, 2010
NTT DoCoMo, Inc.
Mao Asai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
External memory management apparatus and external memory management...
Publication number
20070060116
Publication date
Mar 15, 2007
NTT DoCoMo, Inc.
Mao Asai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Communication device, digital signature verification method and dig...
Publication number
20060177111
Publication date
Aug 10, 2006
NTT DoCoMo, Inc.
Eiji Yano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Communication terminal for restricting the use of content
Publication number
20040029536
Publication date
Feb 12, 2004
Makoto Hamatsu
G06 - COMPUTING CALCULATING COUNTING