Karl Freter

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Wheaton, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Presence detection for cellular and internet protocol telephony
- Patent number 7,809,381
- Issue date Oct 5, 2010
- Bridgeport Networks, Inc.
- Justin A. Aborn
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for allocating data packet pathways
- Patent number 7,403,475
- Issue date Jul 22, 2008
- UTStarcom, Inc.
- Narothum Saxena
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for controlling data flow in a wireless network c...
- Patent number 6,501,732
- Issue date Dec 31, 2002
- 3COM Corporation
- Yingchun Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Presence detection for cellular and internet protocol telephony
- Publication number 20060121916
- Publication date Jun 8, 2006
- Justin A. Aborn
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Pre-delivery notification of user data for wireless packet data sys...
- Publication number 20030099257
- Publication date May 29, 2003
- Karl E. Freter
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wireless data access infrastructure based upon an open platform
- Publication number 20030045308
- Publication date Mar 6, 2003
- Ikhlaq Sidhu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE