Inventor
SAWADA SUNAO
JP23 patents
Patents
23 patentsUS6172986B1Jan 9, 2001
Mobile node, mobile agent and network system
HITACHI LTD200 citations98
US7643447B2Jan 5, 2010
Mobile node, mobile agent and network system
HITACHI LTD21 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
US6950431B1Sep 27, 2005
Network relay apparatus
HITACHI LTD42 citations92
US6907470B2Jun 14, 2005
Communication apparatus for routing or discarding a packet sent from a user terminal
HITACHI LTD42 citations92
US6907037B2Jun 14, 2005
Multicast routing method and an apparatus for routing a multicast packet
HITACHI LTD27 citations92
US6101542AAug 8, 2000
Service management method and connection oriented network system using such management method
HITACHI LTD21 citations91
US6014753AJan 11, 2000
Server address management system
HITACHI LTD27 citations91
US7266090B2Sep 4, 2007
Address autoconfiguration method for home network
HITACHI LTD30 citations89
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
US7012931B2Mar 14, 2006
Multicast communication method
HITACHI LTD15 citations84
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
US7453905B2Nov 18, 2008
Mobile node, mobile agent and network system
HITACHI LTD4 citations73
US6888845B2May 3, 2005
Mobile node, mobile agent and network system
HITACHI LTD10 citations73
US6868089B1Mar 15, 2005
Mobile node, mobile agent-and network system
HITACHI LTD5 citations73
US6311208B1Oct 30, 2001
Server address management system
HITACHI LTD5 citations72
US7860094B2Dec 28, 2010
Multicast routing method and apparatus for routing multicast packet
HITACHI LTD3 citations63
US6785293B2Aug 31, 2004
Mobile node, mobile agent and network system
HITACHI LTD1 citations62
US6724775B2Apr 20, 2004
Mobile node, mobile agent and network system
HITACHI LTD3 citations62