Daniel McFadden

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Cincinnati, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and sampling device for detection of low levels of a propert...
- Patent number 6,872,946
- Issue date Mar 29, 2005
- Cognis Corporation
- Ching-Hui Tseng
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Method and sampling device for detection of low levels of a propert...
- Publication number 20030168600
- Publication date Sep 11, 2003
- Ching-Hui Tseng
- G01 - MEASURING TESTING