John Ahrens

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Maple Valley, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Wireless telecommunications location based services scheme selection
- Patent number 9,599,717
- Issue date Mar 21, 2017
- TeleCommunication Systems, Inc.
- Arlene Havlark
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless telecommunications location based services scheme selection
- Patent number 8,918,073
- Issue date Dec 23, 2014
- TeleCommunication Systems, Inc.
- Arlene Havlark
- G01 - MEASURING TESTING
Information Patent Grant
Wireless telecommunications location based services scheme selection
- Patent number 7,200,380
- Issue date Apr 3, 2007
- TeleCommunication Systems, Inc.
- Arlene Havlark
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Wireless TeleCommunications Location Based Services Scheme Selection
- Publication number 20140349678
- Publication date Nov 27, 2014
- Arlene Havlark
- G01 - MEASURING TESTING
Information Patent Application
Wireless telecommunications location based services scheme selection
- Publication number 20080242260
- Publication date Oct 2, 2008
- Arlene Havlark
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wireless telecommunications location based services scheme selection
- Publication number 20080167018
- Publication date Jul 10, 2008
- Arlene Havlark
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wireless telecommunications location based services scheme selection
- Publication number 20030225515
- Publication date Dec 4, 2003
- Arlene Havlark
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wireless telecommunications location based services scheme selection
- Publication number 20030186699
- Publication date Oct 2, 2003
- Arlene Havlark
- H04 - ELECTRIC COMMUNICATION TECHNIQUE