Inventor
SASADA KOJI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “SASADA KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NTT DOCOMO INC
5 patentsUS7222169B2May 22, 2007
Control method and system for information delivery through mobile communications network
NTT DOCOMO INC25 citations92
US7058410B2Jun 6, 2006
Method for managing location information, related relay device and location information management device
NTT DOCOMO INC19 citations83
US7286814B2Oct 23, 2007
Location registration system, mobile terminal, control equipment, methods of location registration in the location registration system
NTT DOCOMO INC11 citations82
US6978135B2Dec 20, 2005
Location register, location registration system, and location registration method
NTT DOCOMO INC17 citations82
US6952581B2Oct 4, 2005
Location registration control method, mobile communication network, and communication terminal
NTT DOCOMO INC8 citations73
NIPPON TELEGRAPH & TELEPHONE
4 patentsUS6021516AFeb 1, 2000
Communication system and transmission station
NIPPON TELEGRAPH & TELEPHONE47 citations92
US6157837ADec 5, 2000
Mobile communication system, network and mobile station
NIPPON TELEGRAPH & TELEPHONE12 citations73
US5974044AOct 26, 1999
System and method for controlling voice and data communications
NIPPON TELEGRAPH & TELEPHONE11 citations71
US5884165AMar 16, 1999
Mobile communication systems sharing a control channel
NIPPON TELEGRAPH & TELEPHONE9 citations71