PH

Peter Hahn

W& W. R. Grace &: 2 patents #6 of 56Top 15%
📍 Bensberg, MD: #1 of 1 inventorsTop 100%
Overall (1982): #9,293 of 81,411Top 15%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4342834 Enzymes bound to polyurethane Louis L. Wood, Frank J. Hartdegen 1982-08-03
4312946 Preparation and use of enzymes bound to polyurethane Louis L. Wood, Frank J. Hartdegen 1982-01-26