Inventor
TSUCHIYA KAZUAKI
JP41 patents
⚠️ This page may combine multiple inventors who share the name “TSUCHIYA KAZUAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
38 patentsUS6118784ASep 12, 2000
Communicating method between IPv4 terminal and IPv6 terminal and IPv4-IPv6 converting apparatus
HITACHI LTD299 citations99
US6038233AMar 14, 2000
Translator for IP networks, network system using the translator, and IP network coupling method therefor
HITACHI LTD360 citations99
US7360086B1Apr 15, 2008
Communications control method and information relaying device for communications network system
HITACHI LTD65 citations98
US6580717B1Jun 17, 2003
Packet communication method and apparatus and a recording medium storing a packet communication program
HITACHI LTD96 citations98
US7088726B1Aug 8, 2006
Translator for IP networks, network system using the translator, and IP network coupling method therefor
HITACHI LTD29 citations96
US6912219B2Jun 28, 2005
Communicating method between IPv4 terminal and IPv6 terminal and IPv4 converting apparatus
HITACHI LTD22 citations96
US6690669B1Feb 10, 2004
Communicating method between IPv4 terminal and IPv6 terminal and IPv4-IPv6 converting apparatus
HITACHI LTD53 citations96
US5978844ANov 2, 1999
Internetworking apparatus for load balancing plural networks
HITACHI LTD89 citations96
US7283540B2Oct 16, 2007
Translator for IP networks, network system using the translator, and IP network coupling method therefor
HITACHI LTD12 citations93
US7251247B2Jul 31, 2007
Translator for IP networks, network system using the translator, and IP network coupling method therefor
HITACHI LTD12 citations93
US7248591B2Jul 24, 2007
Translator for IP networks, network system using the translator, and IP network coupling method therefor
HITACHI LTD12 citations93
US8031716B2Oct 4, 2011
Communicating method between IPv4 terminal and IPv6 terminal and IPv4-IPv6 converting apparatus
HITACHI LTD7 citations92
US7738465B2Jun 15, 2010
Packet forwarding device equipped with statistics collection device and statistics collection method
HITACHI LTD27 citations92
US7502372B2Mar 10, 2009
Multicast routing method and apparatus for routing multicast packet
HITACHI LTD13 citations92
US7400645B2Jul 15, 2008
Multicast routing method and an apparatus for routing a multicast packet
HITACHI LTD17 citations92
US7072339B2Jul 4, 2006
Communicating method between IPv4 terminal and IPv6 terminal and IPv4-IPv6 converting apparatus
HITACHI LTD19 citations92
US7072338B2Jul 4, 2006
Communicating method between IPv4 terminal and IPv6 terminal and IPv4-IPv6 converting apparatus
HITACHI LTD14 citations92
US6985485B2Jan 10, 2006
Communicating method between IPv4 terminal and IPv6 terminal and IPv4-IPv6 converting apparatus
HITACHI LTD15 citations92
US6928077B2Aug 9, 2005
Communicating method between IPv4 terminal and IPv6 terminal and IPv4-IPv6 converting apparatus
HITACHI LTD15 citations92
US6907037B2Jun 14, 2005
Multicast routing method and an apparatus for routing a multicast packet
HITACHI LTD27 citations92
US7583698B2Sep 1, 2009
Multicast communication method
HITACHI LTD10 citations84
US7400646B2Jul 15, 2008
Multicast routing method and an apparatus for routing a multicast packet
HITACHI LTD12 citations84
US7385989B2Jun 10, 2008
Packet communication method and apparatus and a recording medium storing a packet communication program
HITACHI LTD10 citations84
US7158526B2Jan 2, 2007
Packet communication method and apparatus and a recording medium storing a packet communication program
HITACHI LTD13 citations84
US7012931B2Mar 14, 2006
Multicast communication method
HITACHI LTD15 citations84
US7193998B2Mar 20, 2007
Communicating method between IPv4 terminal and IPv6 terminal and IPv4-IPv6 converting apparatus
HITACHI LTD7 citations82
US6920136B2Jul 19, 2005
Communicating method between IPv4 terminal and IPv6 terminal and IPv4-IPv6 converting apparatus
HITACHI LTD11 citations82
US6920137B2Jul 19, 2005
Communicating method between IPv4 terminal and IPv6 terminal and IPv4-IPv6 converting apparatus
HITACHI LTD11 citations82
US6920138B2Jul 19, 2005
Communication method between IPv4 terminal and IPv6 terminal and IPv4-IPv6 converting apparatus
HITACHI LTD9 citations82
US7957405B2Jun 7, 2011
Packet communication method and apparatus and a recording medium storing a packet communication program
HITACHI LTD5 citations74
US7746863B2Jun 29, 2010
Communicating method between IPv4 terminal and IPv6 terminal and IPv4-IPv6 converting apparatus
HITACHI LTD5 citations74
US7653077B2Jan 26, 2010
Translator for IP networks, network system using the translator, and IP network coupling method therefor
HITACHI LTD3 citations74
US7403520B2Jul 22, 2008
Multicast routing method and apparatus for routing multicast packet
HITACHI LTD5 citations74
US7403522B2Jul 22, 2008
Multicast routing method and apparatus for routing multicast packet
HITACHI LTD5 citations74
US7158514B2Jan 2, 2007
Multicast routing method and apparatus for routing multicast packet
HITACHI LTD6 citations74
US7965724B2Jun 21, 2011
Translator for IP networks, network system using the translator, and IP network coupling method therefor
HITACHI LTD2 citations63
US7860094B2Dec 28, 2010
Multicast routing method and apparatus for routing multicast packet
HITACHI LTD3 citations63
US7701952B2Apr 20, 2010
Packet communication method and apparatus and a recording medium storing a packet communication program
HITACHI LTD2 citations63