Inventor
TANABE SHIRO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “TANABE SHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
17 patentsUS6633571B1Oct 14, 2003
VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus
HITACHI LTD144 citations99
US5027400AJun 25, 1991
Multimedia bidirectional broadcast system
HITACHI LTD1,166 citations99
US5612959AMar 18, 1997
Multicast communications method
HITACHI LTD164 citations98
US5749053AMay 5, 1998
Mobile communication network and control method thereof
HITACHI LTD70 citations93
US7881311B2Feb 1, 2011
VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus
HITACHI LTD13 citations92
US6829232B1Dec 7, 2004
Communication method for terminals connected to IP networks to receive services provided by intelligent networks
HITACHI LTD55 citations92
US5333131AJul 26, 1994
Packet switching method and system with self-routing switch
HITACHI LTD50 citations90
US5701412ADec 23, 1997
Telecommunications service control method in intelligent network
HITACHI LTD22 citations88
US5177736AJan 5, 1993
Packet switch
HITACHI LTD25 citations86
US7974269B2Jul 5, 2011
Mobile communication control method and mobile communication system
HITACHI LTD11 citations84
US7606914B2Oct 20, 2009
Session QoS control apparatus
HITACHI LTD15 citations84
US7016373B2Mar 21, 2006
Packet switching apparatus
HITACHI LTD9 citations73
US5129046AJul 7, 1992
Method for automatically converting a data flow description of a source program directly into a function design chart
HITACHI LTD13 citations69
US7983281B2Jul 19, 2011
VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus
HITACHI LTD2 citations63
US7889758B2Feb 15, 2011
Method for allocating subchannel in wireless network
HITACHI LTD6 citations63
US6055238AApr 25, 2000
Packet terminal and packet communication network
HITACHI LTD4 citations63
US9124531B2Sep 1, 2015
VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus
HITACHI LTD0 citations52