Inventor · Ottawa, ON, CA

Liam Casey

27Patents
11h-index
10Co-inventors
72Inventor score

Filing activity: May 14, 1984 → Oct 24, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US6205488A Internet protocol virtual private network realization using multi-protocol label switching tunnels Electricity 202 Expired
US6493349B1 Extended internet protocol virtual private network architectures Electricity 177 Expired
US7260097B2 Label control method and apparatus for virtual private LAN segment networks Electricity 138 Expired
US5946313A Mechanism for multiplexing ATM AAL5 virtual circuits over ethernet Electricity 130 Expired
US7269132B1 Method and apparatus for achieving transparent redundancy at a hierarchical boundary Electricity 89 Expired
US5878043A ATM LAN emulation Electricity 56 Expired
US5870475A Facilitating secure communications in a distribution network Electricity 53 Expired
US4566098A Control mechanism for a ring communication system Electricity 25 Expired
US7649881B2 Pinning the route of IP bearer flows in a next generation network Electricity 16 Active
US7463584B2 System and method for hub and spoke virtual private network Electricity 12 Active
US7983243B2 System and method for increasing call capacity for a wireless local area network Electricity 12 Active
US8045570B2 Extended private LAN Electricity 10 Active
US8315255B1 Psuedo wire merge for IPTV Electricity 7 Active
US5787089A Digital signal broadcasting Electricity 5 Expired
US8270290B2 Resilient attachment to provider link state bridging (PLSB) networks Emerging Cross-Sectional Technologies 5 Active
US8270319B2 Method and apparatus for exchanging routing information and establishing connectivity across multiple network areas Electricity 4 Active
US8891439B2 Method for operating multi-domain provider ethernet networks Electricity 4 Active
US9112869B2 Method for operating multi-domain provider ethernet networks Electricity 3 Active
US8559363B2 Method for operating multi-domain provider Ethernet networks Electricity 2 Active
US8213422B2 Selective internet priority service Electricity 2 Active
US8325732B2 Method for operating multi-domain Provider Ethernet networks Electricity 2 Active
US8861335B2 Resilient attachment to provider link state bridging (PLSB) networks Emerging Cross-Sectional Technologies 1 Active
US9100690B2 Mechanism to divert an IP flow over a non-IP transport Electricity 0 Active
US8964531B2 Resilient attachment to provider link state bridging (PLSB) networks Emerging Cross-Sectional Technologies 0 Active
US9055330B2 Mechanism to divert an IP flow over a non-IP transport Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.