Ralf H. Pries — 1 Patent at Unknown

Ralf H. Pries has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1997. Ralf H. Pries ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ralf H. Pries in Dortmund, DE.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5694930	Device for qualitative and/or quantative analysis of a sample	Dae Jin YOON	1997-12-09

Ralf H. Pries — 1 Patent

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