Inventor
HIRATA SHOICHI
JP19 patents
⚠️ This page may combine multiple inventors who share the name “HIRATA SHOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
9 patentsUS5963550AOct 5, 1999
Packet transfer scheme and mobile communication system
NIPPON TELEGRAPH & TELEPHONE61 citations93
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
US5805078ASep 8, 1998
Mobile communications network and mobile communication method
NIPPON TELEGRAPH & TELEPHONE15 citations74
US5721742AFeb 24, 1998
Terminal, network, and communication system
NIPPON TELEGRAPH & TELEPHONE14 citations74
US5572584ANov 5, 1996
Connection control method for personal communications
NIPPON TELEGRAPH & TELEPHONE8 citations73
US5867779AFeb 2, 1999
Paging equipment and method for reducing traffic in a mobile data communication system
NIPPON TELEGRAPH & TELEPHONE5 citations61
US6031839AFeb 29, 2000
Data communication system and communication terminal equipment
NIPPON TELEGRAPH & TELEPHONE0 citations39
NTT DOCOMO INC
8 patentsUS7142879B2Nov 28, 2006
Mobile communications network system, mobile terminal, and paging method
NTT DOCOMO INC27 citations92
US7151934B2Dec 19, 2006
Radio data communications method, server, and radio network controller
NTT DOCOMO INC13 citations84
US7613143B2Nov 3, 2009
System and method for controlling network, network controlling apparatus, and mobile terminal used in network control system
NTT DOCOMO INC9 citations83
US7899458B2Mar 1, 2011
System, method and apparatus for controlling mobile terminal handover
NTT DOCOMO INC14 citations82
US7349697B2Mar 25, 2008
Mobile communication system, mobile terminal, subscriber information management apparatus, mobile network system, location area information registration method and call control method
NTT DOCOMO INC19 citations77
US7710956B2May 4, 2010
Mobile communication control system, network management server, mobile node, access node and anchor node
NTT DOCOMO INC4 citations63
US7302262B2Nov 27, 2007
Mobile communications control method, control system and mobile terminal
NTT DOCOMO INC5 citations62
US7142859B2Nov 28, 2006
Protocol terminating method, control signal terminating server apparatus, and mobile communication system
NTT DOCOMO INC5 citations61