William D. Welch, Jr.

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Huntsville, AL, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method for person or object position location utilizing...
- Patent number 8,154,411
- Issue date Apr 10, 2012
- TDC Acquisition Holdings, Inc.
- James L. Richards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for person or object position location utilizing...
- Patent number 8,149,107
- Issue date Apr 3, 2012
- TDC Acquisition Holdings, Inc.
- James L. Richards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for person or object position location utilizing...
- Patent number 7,880,608
- Issue date Feb 1, 2011
- Time Domain Corporation
- James L. Richards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for person or object position location utilizing...
- Patent number 7,545,281
- Issue date Jun 9, 2009
- Time Domain Corporation
- James L. Richards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for person or object position location utilizing...
- Patent number 7,474,219
- Issue date Jan 6, 2009
- Time Domain Corporation
- James L. Richards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for person or object position location utilizing...
- Patent number 7,397,379
- Issue date Jul 8, 2008
- Time Domain Corporation
- James L. Richards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE