Inventor
KITAZUMI NOBUAKI
JP3 patents
Patents
3 patentsUS6636588B2Oct 21, 2003
Intelligent network system
FUJITSU LTD28 citations87
US7813748B2Oct 12, 2010
Group communications switching method, subscriber terminal and server used for the method
FUJITSU LTD9 citations79
US8983498B2Mar 17, 2015
Communication apparatus and method for controlling communication system
FUJITSU LTD0 citations47