Jagjiwan S. Virk

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Milpitas, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method to identify and associate call legs in session in...
- Patent number 8,073,124
- Issue date Dec 6, 2011
- Siemens Enterprise Communications, Inc.
- Alexandre Chatilov
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Presence system with proximity presence status
- Patent number 7,907,955
- Issue date Mar 15, 2011
- Siemens Enterprise Communications, Inc.
- Jagjiwan Virk
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for implementing a stateless back to back user agent
- Patent number 7,756,115
- Issue date Jul 13, 2010
- Siemens Enterprise Communications, Inc.
- Alexandre Chatilov
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and system for implementing a stateless back to back user agent
- Publication number 20080080525
- Publication date Apr 3, 2008
- Alexandre Chatilov
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Presence system with proximity presence status
- Publication number 20070182546
- Publication date Aug 9, 2007
- Siemens Communications, Inc.
- Jagjiwan Virk
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and method for sending a message to one or more destinations
- Publication number 20050071434
- Publication date Mar 31, 2005
- Siemens Information and Communication Networks, Inc.
- Mark Bernard Hettish
- H04 - ELECTRIC COMMUNICATION TECHNIQUE