John D. Wimsatt

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Washington, DC, US

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Patents Grantslast 30 patents

Information Patent Grant
Internet switch box, system and method for internet telephony
- Patent number RE44716
- Issue date Jan 21, 2014
- Sony Corporation
- Faramarz Vaziri
- 370 - Multiplex communications
Information Patent Grant
Internet switch box, system and method for internet telephony
- Patent number 7,106,726
- Issue date Sep 12, 2006
- FoneFriend Systems, Inc.
- Faramarz Vaziri
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Internet switch box, system and method for internet telephony
- Patent number 6,671,272
- Issue date Dec 30, 2003
- FoneFriend Systems, Inc.
- Faramarz Vaziri
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Internet switch box, system and method for internet telephony
- Patent number 6,377,570
- Issue date Apr 23, 2002
- FoneFriend Systems, Inc.
- Faramarz Vaziri
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
INTERNET SWITCH BOX, SYSTEM AND METHOD FOR INTERNET TELEPHONY
- Publication number 20150117443
- Publication date Apr 30, 2015
- SONY CORPORATION
- Faramarz VAZIRI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Internet switch box, system and method for internet telephony
- Publication number 20040022235
- Publication date Feb 5, 2004
- Faramarz Vaziri
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Internet switch box, system and method for internet telephony
- Publication number 20020089975
- Publication date Jul 11, 2002
- Faramarz Vaziri
- H04 - ELECTRIC COMMUNICATION TECHNIQUE