Northbrook, Illinois
United States
4
2012-08-30
The entities that hold a legal rights for patent applications filed by inventor Zenner Guy J.:
Guy J. Zenner from Northbrook, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Method and system for implementing aggregate endpoints on IMS networks
#2 | 2008-08-14Surrogate registration in internet protocol multimedia subsystem for users indirectly coupled via an end point
#3 | 2007-04-05Method and apparatus for allowing peering relationships between telecommunications networks
#4 | 2006-05-25Method for providing advanced services for traditional PSTN residential endpoints
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