John A. Orr

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Holden, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Precision location methods and systems
- Patent number 8,928,459
- Issue date Jan 6, 2015
- Worcester Polytechnic Institute
- David Cyganski
- G01 - MEASURING TESTING
Information Patent Grant
Methods and apparatus for high resolution positioning
- Patent number 7,292,189
- Issue date Nov 6, 2007
- Worcester Polytechnic Institute
- John A. Orr
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
PRECISION LOCATION METHODS AND SYSTEMS
- Publication number 20100277339
- Publication date Nov 4, 2010
- Worcester Polytechnic Institute
- David Cyganski
- G01 - MEASURING TESTING
Information Patent Application
Methods and apparatus for high resolution positioning
- Publication number 20060244661
- Publication date Nov 2, 2006
- Worcester Polytechnic Institute
- John A. Orr
- G01 - MEASURING TESTING