Inventor
IGARASHI YOICHIRO
JP10 patents
⚠️ This page may combine multiple inventors who share the name “IGARASHI YOICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
8 patentsUS7068640B2Jun 27, 2006
VPN system in mobile IP network, and method of setting VPN
FUJITSU LTD167 citations97
US7277948B2Oct 2, 2007
Network system with dynamic service profile updating functions
FUJITSU LTD150 citations96
US6917605B2Jul 12, 2005
Mobile network system and service control information changing method
FUJITSU LTD91 citations96
US7577105B2Aug 18, 2009
Cooperation information managing apparatus and gateway apparatus for use in cooperation information managing system
FUJITSU LTD30 citations92
US7510113B2Mar 31, 2009
Billing system, and device constituting same
FUJITSU LTD25 citations91
US7949755B2May 24, 2011
Network/service control method
FUJITSU LTD12 citations84
US7424538B2Sep 9, 2008
Service control network system
FUJITSU LTD15 citations83
US7310525B2Dec 18, 2007
Network service system using temporary user identifier
FUJITSU LTD13 citations83