Plano, Texas
United States
4
2015-01-01
The entities that hold a legal rights for patent applications filed by inventor Sanders David:
David Sanders from Plano, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Routing VoIP calls to an external network
#2 | 2011-04-28Routing VoIP calls to an external network
#3 | 2009-07-16Interaction of VoIP calls and cellular networks
#4 | 2006-01-03Interaction of VoIP calls and cellular networks
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