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Patents Grants
last 30 patents
Information
Patent Grant
Mobile station, mobile communication system, and network device
Patent number
10,292,090
Issue date
May 14, 2019
NTT DoCoMo, Inc.
Atsushi Ueki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system, service control device, MTC user device, gate...
Patent number
10,231,106
Issue date
Mar 12, 2019
NTT DoCoMo, Inc.
Takashi Koshimizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication system, network node, and mobile communication...
Patent number
10,172,056
Issue date
Jan 1, 2019
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
User apparatus, communication control apparatus, and origination re...
Patent number
9,949,199
Issue date
Apr 17, 2018
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
IP multimedia subsystem, proxy session control apparatus, and commu...
Patent number
9,839,063
Issue date
Dec 5, 2017
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station
Patent number
9,769,649
Issue date
Sep 19, 2017
NTT DoCoMo, Inc.
Wuri Andarmawanti Hapsari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication system, network apparatus, mobile station, and...
Patent number
9,681,281
Issue date
Jun 13, 2017
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station
Patent number
9,641,668
Issue date
May 2, 2017
NTT DoCoMo, Inc.
Kenichiro Aoyagi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station and mobile communication method
Patent number
9,596,342
Issue date
Mar 14, 2017
NTT DoCoMo Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system, mobile station and communication method
Patent number
9,554,364
Issue date
Jan 24, 2017
NTT DoCoMo, Inc.
Shinya Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication system, mobile station, call control device, a...
Patent number
9,538,354
Issue date
Jan 3, 2017
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station and mobile communication method
Patent number
9,497,679
Issue date
Nov 15, 2016
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Location information registration method and mobile communication t...
Patent number
9,480,041
Issue date
Oct 25, 2016
NTT DoCoMo, Inc.
Keiji Machida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication control device and communication control method
Patent number
9,408,248
Issue date
Aug 2, 2016
NTT DoCoMo, Inc.
Hiroshi Obata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station
Patent number
9,391,900
Issue date
Jul 12, 2016
NTT DoCoMo, Inc.
Wuri Andarmawanti Hapsari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station and information delivery server
Patent number
9,374,691
Issue date
Jun 21, 2016
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication method and application server apparatus
Patent number
9,363,295
Issue date
Jun 7, 2016
NTT DoCoMo, Inc.
Takashi Koshimizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication method, mobility management node, packet switc...
Patent number
9,326,180
Issue date
Apr 26, 2016
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system, mobile station, and communication method
Patent number
9,320,071
Issue date
Apr 19, 2016
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication method, mobile communication system and radio...
Patent number
9,300,588
Issue date
Mar 29, 2016
NTT DoCoMo, Inc.
Takashi Koshimizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication method, switch, and mobile station
Patent number
9,191,820
Issue date
Nov 17, 2015
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication method, switch, and subscriber information server
Patent number
9,185,546
Issue date
Nov 10, 2015
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station and radio base station
Patent number
9,025,526
Issue date
May 5, 2015
NTT DoCoMo, Inc.
Wuri Andarmawanti Hapsari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile station
Patent number
8,923,845
Issue date
Dec 30, 2014
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication method and exchange
Patent number
8,867,489
Issue date
Oct 21, 2014
NTT DoCoMo, Inc.
Takashi Morita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication method, mobile communication system, subscribe...
Patent number
8,868,073
Issue date
Oct 21, 2014
NTT DoCoMo, Inc.
Keisuke Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Message distribution method, radio base station, and message distri...
Patent number
8,725,061
Issue date
May 13, 2014
NTT DoCoMo, Inc.
Katsutoshi Nishida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication terminal
Patent number
8,577,365
Issue date
Nov 5, 2013
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for reporting multi-address information, mobile station and...
Patent number
8,577,282
Issue date
Nov 5, 2013
NTT DoCoMo, Inc.
Wuri Andarmawanti Hapsari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication method, mobile switching center, and radio bas...
Patent number
8,565,189
Issue date
Oct 22, 2013
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
SIP CONTROL APPARATUS, MOBILE COMMUNICATION SYSTEM AND EMERGENCY CA...
Publication number
20180176376
Publication date
Jun 21, 2018
NTT DoCoMo, Inc.
Motohiro Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USER APPARATUS, COMMUNICATION CONTROL APPARATUS, AND ORIGINATION RE...
Publication number
20170078949
Publication date
Mar 16, 2017
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SYSTEM, SERVICE CONTROL DEVICE, MTC USER DEVICE, GATE...
Publication number
20170026774
Publication date
Jan 26, 2017
NTT DoCoMo, Inc.
Takashi Koshimizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IP MULTIMEDIA SUBSYSTEM, PROXY SESSION CONTROL APPARATUS, AND COMMU...
Publication number
20160249401
Publication date
Aug 25, 2016
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION, MOBILE COMMUNICATION SYSTEM, AND NETWORK DEVICE
Publication number
20160242106
Publication date
Aug 18, 2016
NTT DoCoMo, Inc.
Atsushi Ueki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION SYSTEM, NETWORK NODE, AND MOBILE COMMUNICATION...
Publication number
20160227457
Publication date
Aug 4, 2016
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION SYSTEM, MOBILE STATION, CALL CONTROL DEVICE, A...
Publication number
20160227391
Publication date
Aug 4, 2016
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LOCATION INFORMATION REGISTRATION METHOD AND MOBILE COMMUNICATION T...
Publication number
20160150495
Publication date
May 26, 2016
NTT DoCoMo, Inc.
Keiji MACHIDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PDN GATEWAY DEVICE AND MOBILE COMMUNICATION METHOD
Publication number
20160127959
Publication date
May 5, 2016
NTT DoCoMo, Inc.
Zhen Miao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION
Publication number
20150365516
Publication date
Dec 17, 2015
NTT DoCoMo, Inc.
Kenichiro Aoyagi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION AND MOBILE COMMUNICATION METHOD
Publication number
20150229758
Publication date
Aug 13, 2015
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION AND MOBILE COMMUNICATION METHOD
Publication number
20150223130
Publication date
Aug 6, 2015
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION SYSTEM, CALL CONTROL DEVICE, MOBILE STATION, A...
Publication number
20150215756
Publication date
Jul 30, 2015
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION SYSTEM, NETWORK APPARATUS, MOBILE STATION, AND...
Publication number
20150181403
Publication date
Jun 25, 2015
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION
Publication number
20150111556
Publication date
Apr 23, 2015
NTT DoCoMo, Inc.
Wuri Andarmawanti Hapsari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION AND INFORMATION DELIVERY SERVER
Publication number
20150080035
Publication date
Mar 19, 2015
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION CONTROL DEVICE AND COMMUNICATION CONTROL METHOD
Publication number
20150078252
Publication date
Mar 19, 2015
NTT DoCoMo, Inc.
Hiroshi Obata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SYSTEM, MOBILE STATION, AND COMMUNICATION METHOD
Publication number
20150063235
Publication date
Mar 5, 2015
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SYSTEM, MOBILE STATION AND COMMUNICATION METHOD
Publication number
20150023276
Publication date
Jan 22, 2015
NTT DoCoMo, Inc.
Shinya Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION AND COMMUNICATION METHOD
Publication number
20150016380
Publication date
Jan 15, 2015
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION METHOD, MOBILITY MANAGEMENT NODE, PACKET SWITC...
Publication number
20140254363
Publication date
Sep 11, 2014
NTT DoCoMo, Inc.
Itsuma Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION METHOD AND MOBILITY MANAGEMENT NODE
Publication number
20140219171
Publication date
Aug 7, 2014
NTT DoCoMo, Inc.
Takashi Koshimizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION METHOD AND APPLICATION SERVER APPARATUS
Publication number
20140185525
Publication date
Jul 3, 2014
NTT DoCoMo, Inc.
Takashi Koshimizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION METHOD AND CALL SESSION CONTROL SERVER APPARATUS
Publication number
20140133432
Publication date
May 15, 2014
NTT DoCoMo, Inc.
Hiroshi Obata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION METHOD, MOBILE COMMUNICATION SYSTEM AND RADIO...
Publication number
20140119192
Publication date
May 1, 2014
NTT DoCoMo, Inc.
Takashi Koshimizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION METHOD, RADIO BASE STATION AND MOBILE MANAGEME...
Publication number
20140066021
Publication date
Mar 6, 2014
NTT DoCoMo, Inc.
Hideaki Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE STATION
Publication number
20140056135
Publication date
Feb 27, 2014
NTT DoCoMo, Inc.
Wuri Andarmawanti Hapsari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION METHOD, MOBILE MANAGEMENT NODE, AND SUBSCRIBER...
Publication number
20140045493
Publication date
Feb 13, 2014
NTT DoCoMo, Inc.
Wuri Andarmawanti Hapsari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION METHOD AND MOBILITY MANAGEMENT NODE
Publication number
20140010185
Publication date
Jan 9, 2014
NTT DoCoMo, Inc.
Takashi Morita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION METHOD AND MOBILITY MANAGEMENT NODE
Publication number
20130272207
Publication date
Oct 17, 2013
NTT DoCoMo, Inc.
Takashi Morita
H04 - ELECTRIC COMMUNICATION TECHNIQUE