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Craig Frisch
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Montreal, CA
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last 30 patents
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Patent Grant
Method of controlling telephone connections for internet protocol c...
Patent number
7,328,271
Issue date
Feb 5, 2008
Mitel Networks Corporation
Christopher James Nason
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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last 30 patents
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Patent Application
System and Method for Delivering Value Added Services from Services...
Publication number
20080209052
Publication date
Aug 28, 2008
RADIALPOINT INC.
Corey Velan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Application
Method of controlling telephone connections for internet protocol c...
Publication number
20020174240
Publication date
Nov 21, 2002
Christopher James Nason
H04 - ELECTRIC COMMUNICATION TECHNIQUE