Inventor
KOZU KAZUYUKI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “KOZU KAZUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NTT DOCOMO INC
9 patentsUS7016677B2Mar 21, 2006
Switching station, subscriber location information registration method, subscriber service information acquisition method, subscriber service information registration method, and subscriber service information transmission method
NTT DOCOMO INC12 citations82
US7373147B2May 13, 2008
Mobile communication method and mobile station
NTT DOCOMO INC7 citations72
US7123909B2Oct 17, 2006
Subscriber profile changing method, subscriber profile file updating method, mobile communication system, exchange, and home memory station
NTT DOCOMO INC9 citations71
US7224971B2May 29, 2007
Mobile communication method and radio network controller
NTT DOCOMO INC5 citations61
US7133667B2Nov 7, 2006
Communications system, communications device, and communications method
NTT DOCOMO INC4 citations61
US6937859B2Aug 30, 2005
Mobile communication service control system and mobile communication service control method
NTT DOCOMO INC2 citations61
US7062027B2Jun 13, 2006
Service control apparatus, forwarding switching equipment, service control system, and service control method
NTT DOCOMO INC6 citations60
US9438367B2Sep 6, 2016
Method and system for providing an external optical data packet to a destination node of a packet optical network
NTT DOCOMO INC0 citations41
US7925262B2Apr 12, 2011
System and associated method of maintaining packet switching capability in a cellular network
NTT DOCOMO INC0 citations40
TANABE AKIMICHI
3 patentsUS8811985B2Aug 19, 2014
Network registration method, mobile station and subscriber information management server
TANABE AKIMICHI4 citations70
US8300604B2Oct 30, 2012
Radio communication system and radio communication method
TANABE AKIMICHI0 citations40
US8423021B2Apr 16, 2013
Location registration method, mobile communication system and radio base station
TANABE AKIMICHI0 citations39