Mark E. Koehler

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Middleburg Heights, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for photogoniometric analysis of surfaces
- Patent number 4,344,709
- Issue date Aug 17, 1982
- SCM Corporation
- Theodore Provder
- G01 - MEASURING TESTING
Information Patent Grant
Disc centrifuge photosedimentometer
- Patent number 4,311,039
- Issue date Jan 19, 1982
- Mark E. Koehler
- G01 - MEASURING TESTING