Inventor
OHTSU KAZUYUKI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “OHTSU KAZUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
8 patentsUS6771637B1Aug 3, 2004
Gateway apparatus
FUJITSU LTD38 citations92
US6577638B1Jun 10, 2003
Gateway carrying out routing optimization
FUJITSU LTD22 citations91
US7272135B1Sep 18, 2007
Gateway apparatus
FUJITSU LTD13 citations83
US6788677B1Sep 7, 2004
Gateway apparatus, terminal specification method for gateway apparatus and computer-readable recording medium having recorded terminal-specifying program
FUJITSU LTD14 citations83
US6987757B1Jan 17, 2006
Call setting method for network system
FUJITSU LTD13 citations82
US6724749B1Apr 20, 2004
Internet telephony system
FUJITSU LTD9 citations70
US6657995B1Dec 2, 2003
Circuit connecting unit in integrated network
FUJITSU LTD1 citations50
US8346269B2Jan 1, 2013
Mobile network system and guidance message providing method
FUJITSU LTD0 citations33