John S. Shenk

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Columbia, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for increasing optical instrument calibration and...
- Patent number 8,548,764
- Issue date Oct 1, 2013
- Westco Scientific Instruments, Inc.
- John S. Shenk
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for increasing optical instrument calibration and...
- Patent number 8,108,170
- Issue date Jan 31, 2012
- Unity Scientific
- John S. Shenk
- G01 - MEASURING TESTING