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Inventor

Guanglu Wang

Inventor
Buffalo Grove, IL, US

Overview

11→
Patents
2002–2013
Patent span
Electricity
Primary field (CPC H)

Patents· 11 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication50%
H04MTelephonic communication50%
PatentTitleYear
8,539,552'System and method for network based policy enforcement of intelligent-client features'20137,860,089'Method and system for network based call-pickup'20107,702,726'System and methods for providing presence services in IP network'20107,463,620'Architecture and method for controlling features and services in packet-based networks'20087,417,988'Method and system for network based call-pickup'20087,340,047'Method for remote service forwarding (RSF) between dissimilar systems with operator, service and location portability'20087,298,834'System and method for large capacity conference calls'20077,127,487'System and method for sidebar functionality in a regular conference system'20067,069,331'Trunk group implementation in networks'20066,785,374'Method and apparatus for providing transaction capabilities application part information in a session initiation protocol system'20046,496,511'Method for preserving preassigned IP addresses in a remote access server'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2010Patents assigned to 3COM CORP (6)· patent assignee history
2002–2013Based in Buffalo Grove, IL, US· patent location history
2006–2008Patents assigned to UTSTARCOM INC (2)· patent assignee history
2010Patents assigned to HEWLETT PACKARD CO (1)· patent assignee history
2010Based in Kildeer, IL, US· patent location history
2013Patents assigned to GRABELSKY DAVID (1)· patent assignee history
2013Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
3COM CORP62002–2010
UTSTARCOM INC22006–2008
GRABELSKY DAVID12013
HEWLETT PACKARD CO12010
HEWLETT PACKARD DEVELOPMENT CO12013
Locations
LocationPatentsSpan
Buffalo Grove, Illinois, US102002–2013
Kildeer, Illinois, US12010