Inventor
YABUSAKI MASAMI
JP36 patents
⚠️ This page may combine multiple inventors who share the name “YABUSAKI MASAMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NTT DOCOMO INC
21 patentsUS7574222B2Aug 11, 2009
Method and system for location management and location information providing system
NTT DOCOMO INC99 citations98
US7120459B2Oct 10, 2006
Mobility control apparatus, mobile communication terminal and mobile communication system
NTT DOCOMO INC52 citations92
US7684801B2Mar 23, 2010
Control device, handover control method and mobile communication system
NTT DOCOMO INC34 citations91
US7113784B2Sep 26, 2006
Method of registering position of mobile communication terminal, general calling method for mobile communication terminal and mobile communication system
NTT DOCOMO INC26 citations90
US7072654B2Jul 4, 2006
Location registration method for mobile communication terminals, en bloc paging method for mobile communication terminals, and mobile communication system
NTT DOCOMO INC30 citations90
US7286814B2Oct 23, 2007
Location registration system, mobile terminal, control equipment, methods of location registration in the location registration system
NTT DOCOMO INC11 citations82
US6952581B2Oct 4, 2005
Location registration control method, mobile communication network, and communication terminal
NTT DOCOMO INC8 citations73
US6915136B2Jul 5, 2005
Mobile communication method and mobile communication system
NTT DOCOMO INC11 citations71
US6834102B2Dec 21, 2004
System and method for controlling transfer
NTT DOCOMO INC6 citations63
US6970707B2Nov 29, 2005
Handover control method and handover path determination for use in communication system
NTT DOCOMO INC3 citations62
US7145999B2Dec 5, 2006
Incoming call forwarding communication system and the method
NTT DOCOMO INC3 citations61
US7142859B2Nov 28, 2006
Protocol terminating method, control signal terminating server apparatus, and mobile communication system
NTT DOCOMO INC5 citations61
US7113785B2Sep 26, 2006
Method of location registration, location registration system, mobile communication terminal equipment for setting up location registration area, and program for setting up location registration area
NTT DOCOMO INC4 citations61
US8380047B2Feb 19, 2013
Video editing system, video editing server and communication terminal
NTT DOCOMO INC3 citations60
US8045963B2Oct 25, 2011
Communication message storing and delivering device, mobile communication terminal device, and communication message storing and delivering method
NTT DOCOMO INC2 citations56
US7917158B2Mar 29, 2011
Method and system for location management and location information providing system
NTT DOCOMO INC1 citations52
US7840179B2Nov 23, 2010
Base station, video distribution system, and distribution control method
NTT DOCOMO INC1 citations51
US8345598B2Jan 1, 2013
Mobility management method and network device
NTT DOCOMO INC0 citations41
US7818363B2Oct 19, 2010
Communications system, communications method, network manager, and transfer device
NTT DOCOMO INC0 citations40
US7945686B2May 17, 2011
Communication control apparatus and method
NTT DOCOMO INC0 citations39
US8050667B2Nov 1, 2011
Virtual terminal server, mobile communication terminal, communication control system, and communication control method
NTT DOCOMO INC0 citations38
NIPPON TELEGRAPH & TELEPHONE
8 patentsUS6512924B2Jan 28, 2003
Mobile communications system
NIPPON TELEGRAPH & TELEPHONE20 citations92
US5940385AAug 17, 1999
Multicellular transmission method and apparatus
NIPPON TELEGRAPH & TELEPHONE19 citations92
US5677954AOct 14, 1997
Cryptical control method for personal communication
NIPPON TELEGRAPH & TELEPHONE41 citations92
US5649301AJul 15, 1997
Mobile communication method for controlling origination or termination of a call in a desired network
NIPPON TELEGRAPH & TELEPHONE23 citations91
US5703941ADec 30, 1997
Connection control method for personal communications
NIPPON TELEGRAPH & TELEPHONE18 citations81
US5513211AApr 30, 1996
Radio communication system with controlled voice code switching
NIPPON TELEGRAPH & TELEPHONE17 citations74
US5572584ANov 5, 1996
Connection control method for personal communications
NIPPON TELEGRAPH & TELEPHONE8 citations73
US5995837ANov 30, 1999
Mobile communication system
NIPPON TELEGRAPH & TELEPHONE2 citations62
ISOBE SHIN-ICHI
3 patentsUS8285257B2Oct 9, 2012
Emotion recognition message system, mobile communication terminal therefor and message storage server therefor
ISOBE SHIN-ICHI9 citations82
US8068866B2Nov 29, 2011
Group communication server
ISOBE SHIN-ICHI2 citations60
US8265927B2Sep 11, 2012
Communication system for building speech database for speech synthesis, relay device therefor, and relay method therefor
ISOBE SHIN-ICHI1 citations48
KOJO YU
3 patentsUS8954036B2Feb 10, 2015
Data arrival control server and method for notifying a communication terminal of a plurality of communication terminals of data arrival at a certain communication terminal of the plurality of communication terminals
KOJO YU2 citations58
US8620311B2Dec 31, 2013
Communication system for carrying out call control of communication terminal and communication method therefor
KOJO YU2 citations56
US8243906B2Aug 14, 2012
Group communication system, group ID number issuing apparatus, and call control apparatus
KOJO YU0 citations37