Peter Israel Rosencrantz

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Boulder, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods, systems, devices and products for authentication
- Patent number 10,516,660
- Issue date Dec 24, 2019
- AT&T Intellectual Property I, L.P.
- Loraine Beyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for authenticating a communication device
- Patent number 9,385,863
- Issue date Jul 5, 2016
- AT&T Intellectual Property I, L.P.
- Loraine Beyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for authenticating a communication device
- Patent number 8,929,521
- Issue date Jan 6, 2015
- AT&T Intellectual Property I, L.P.
- Loraine Beyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Arrangement for managing voice over IP (VoIP) telephone calls, espe...
- Patent number 7,912,192
- Issue date Mar 22, 2011
- AT&T Intellectual Property II, L.P.
- Kevin Brian Kealy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Methods, Systems, Devices and Products for Authentication
- Publication number 20160294814
- Publication date Oct 6, 2016
- AT&T INTELLECTUAL PROPERTY I, L.P.
- Loraine Beyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR AUTHENTICATING A COMMUNICATION DEVICE
- Publication number 20150058632
- Publication date Feb 26, 2015
- AT&T INTELLECTUAL PROPERTY I, L.P.
- Loraine Beyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR AUTHENTICATING A COMMUNICATION DEVICE
- Publication number 20090252309
- Publication date Oct 8, 2009
- AT&T KNOWLEDGE VENTURES, L.P.
- Loraine Beyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Arrangement for managing voice over IP (VoIP) telephone calls, espe...
- Publication number 20060182029
- Publication date Aug 17, 2006
- AT&T Corp.
- Kevin Brian Kealy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE