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Akihisa Kurashima
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Minato-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Control apparatus, radio communication system, control method, and...
Patent number
12,200,483
Issue date
Jan 14, 2025
NEC Corporation
Hideaki Tsuoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Control apparatus, radio communication system, control method, and...
Patent number
12,063,500
Issue date
Aug 13, 2024
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Information processor, information processing method and non-transi...
Patent number
9,319,432
Issue date
Apr 19, 2016
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone relay apparatus, telephone relay method, and program
Patent number
9,065,889
Issue date
Jun 23, 2015
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone relaying apparatus, telephone relaying method, and program
Patent number
8,712,028
Issue date
Apr 29, 2014
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone relaying apparatus, telephone relaying method, and program
Patent number
8,705,717
Issue date
Apr 22, 2014
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Relay processing device, communication terminal, relay processing s...
Patent number
8,654,938
Issue date
Feb 18, 2014
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone conversation relay server, voice telephone conversation s...
Patent number
8,588,390
Issue date
Nov 19, 2013
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone relay device, method of relaying telephones, and program...
Patent number
8,577,010
Issue date
Nov 5, 2013
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone relay system, telephone relay apparatus and telephone rel...
Patent number
8,401,162
Issue date
Mar 19, 2013
NEC Corporation
Kazuhiro Sakata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Callback system, transmitting terminal, telephone relay server, cal...
Patent number
8,306,206
Issue date
Nov 6, 2012
NEC Corporation
Masato Yoshikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone control device, telephone control method, telephone contr...
Patent number
7,965,831
Issue date
Jun 21, 2011
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission time difference measurement method and system
Patent number
7,650,155
Issue date
Jan 19, 2010
NEC Corporation
Junichi Matsuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Content delivery system
Patent number
7,567,800
Issue date
Jul 28, 2009
NEC Corporation
Akira Uematsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Location information conversion device, control method therefor, lo...
Patent number
7,079,950
Issue date
Jul 18, 2006
NEC Corporation
Kazuhiro Sakata
G01 - MEASURING TESTING
Information
Patent Grant
Information providing system, server, client, information providing...
Patent number
6,694,350
Issue date
Feb 17, 2004
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Application sharing system with user managed address for conferencing
Patent number
6,173,314
Issue date
Jan 9, 2001
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Application sharing system which can dynamically change an operatin...
Patent number
6,029,191
Issue date
Feb 22, 2000
NEC Corporation
Akihisa Kurashima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Application sharing system with communication and application separ...
Patent number
5,764,904
Issue date
Jun 9, 1998
NEC Corporation
Akihisa Kurashima
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
CONTROL APPARATUS, RADIO COMMUNICATION SYSTEM, CONTROL METHOD, AND...
Publication number
20220182823
Publication date
Jun 9, 2022
NEC Corporation
Akihisa KURASHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONTROL APPARATUS, RADIO COMMUNICATION SYSTEM, CONTROL METHOD, AND...
Publication number
20220132310
Publication date
Apr 28, 2022
NEC Corporation
Hideaki TSUOKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION MANAGEMENT SYSTEM, MANAGEMENT SERVER, VPN SERVER, TER...
Publication number
20220086048
Publication date
Mar 17, 2022
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION PROCESSING SYSTEM, NETWORK SETTING METHOD, COMMUNICAT...
Publication number
20210112158
Publication date
Apr 15, 2021
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD AND NO...
Publication number
20130304814
Publication date
Nov 14, 2013
NEC Corporation
Akihisa Kurashima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INFORMATION PROCESSOR, INFORMATION PROCESSING METHOD AND NON-TRANSI...
Publication number
20130250943
Publication date
Sep 26, 2013
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INFORMATION PROCESSING METHOD, INFORMATION PROCESSING APPARATUS, AN...
Publication number
20130179526
Publication date
Jul 11, 2013
NEC Corporation
Akihisa Kurashima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TELEPHONE RELAY DEVICE, METHOD OF RELAYING TELEPHONES, AND PROGRAM...
Publication number
20120189114
Publication date
Jul 26, 2012
NEC Corporation
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TELEPHONE RELAYING APPARATUS, TELEPHONE RELAYING METHOD, AND PROGRAM
Publication number
20120140913
Publication date
Jun 7, 2012
AKIHISA KURASHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TELEPHONE RELAY APPARATUS, TELEPHONE RELAY METHOD, AND PROGRAM
Publication number
20120087487
Publication date
Apr 12, 2012
AKIHISA KURASHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TELEPHONE RELAYING APPARATUS, TELEPHONE RELAYING METHOD, AND PROGRAM
Publication number
20120063584
Publication date
Mar 15, 2012
AKIHISA KURASHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CALL INFORMATION PROVIDING DEVICE, CALL INFORMATION PROVIDING SYSTE...
Publication number
20110286587
Publication date
Nov 24, 2011
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RELAY PROCESSING DEVICE, COMMUNICATION TERMINAL, RELAY PROCESSING S...
Publication number
20110280389
Publication date
Nov 17, 2011
AKIHISA KURASHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TELEPHONE CONVERSATION RELAY SERVER, VOICE TELEPHONE CONVERSATION S...
Publication number
20110007886
Publication date
Jan 13, 2011
AKIHISA KURASHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CALLBACK SYSTEM, TRANSMITTING TERMINAL, TELEPHONE RELAY SERVER, CAL...
Publication number
20110007888
Publication date
Jan 13, 2011
NEC Corporation
Masato Yoshikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TELEPHONE RELAY SYSTEM, TELEPHONE RELAY APPARATUS AND TELEPHONE REL...
Publication number
20100098229
Publication date
Apr 22, 2010
Kazuhiro Sakata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION CONTROL APPARATUS, SYSTEM, METHOD AND PROGRAM
Publication number
20100027531
Publication date
Feb 4, 2010
AKIHISA KURASHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Network System, Server, Client, Program and Web Browsing Function E...
Publication number
20080263140
Publication date
Oct 23, 2008
NEC Corporation
Masato Yoshikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Telephone Control Device, Telephone Control Method, Telephone Contr...
Publication number
20080192917
Publication date
Aug 14, 2008
Akihisa Kurashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication Charge Calculation System for Mobile Telephone Commun...
Publication number
20070232262
Publication date
Oct 4, 2007
NEC Corporation
Akira Uematsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transmission time difference measurement method and system
Publication number
20070115842
Publication date
May 24, 2007
Junichi Matsuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Location information notifying system and method, terminal location...
Publication number
20070077939
Publication date
Apr 5, 2007
Akira Uematsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INFORMATION PROVIDING SYSTEM, SERVER, CLIENT, INFORMATION PROVIDING...
Publication number
20030105802
Publication date
Jun 5, 2003
AKIHISA KURASHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Content delivery system
Publication number
20030092427
Publication date
May 15, 2003
Akira Uematsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Location information conversion device, control method therefor, lo...
Publication number
20030050755
Publication date
Mar 13, 2003
NEC Corporation
Kazuhiro Sakata
G01 - MEASURING TESTING
Information
Patent Application
Data communication system and data communication terminal as well a...
Publication number
20030028810
Publication date
Feb 6, 2003
NEC Corporation
Akira Uematsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE