Inventor · Buffalo Grove, IL, US

Guanglu Wang

11Patents
8h-index
7Co-inventors
61Inventor score

Filing activity: May 21, 1999 → Jul 16, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US7298834B1 System and method for large capacity conference calls Electricity 219 Expired
US6496511B1 Method for preserving preassigned IP addresses in a remote access server Electricity 59 Expired
US7127487B1 System and method for sidebar functionality in a regular conference system Electricity 34 Expired
US7702726B1 System and methods for providing presence services in IP network Electricity 25 Expired
US8539552B1 System and method for network based policy enforcement of intelligent-client features Electricity 19 Active
US7860089B2 Method and system for network based call-pickup Electricity 17 Active
US7417988B1 Method and system for network based call-pickup Electricity 16 Expired
US6785374B2 Method and apparatus for providing transaction capabilities application part information in a session initiation protocol system Electricity 15 Expired
US7069331B2 Trunk group implementation in networks Electricity 5 Expired
US7340047B2 Method for remote service forwarding (RSF) between dissimilar systems with operator, service and location portability Electricity 4 Expired
US7463620B2 Architecture and method for controlling features and services in packet-based networks Electricity 3 Expired

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