DF

Dieter Freitag

BH Bayer Healthcare: 2 patents #184 of 933Top 20%
📍 Krefeld, MA: #1 of 1 inventorsTop 100%
Overall (1997): #42,222 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5668204 Stabilization of polycarbonates having high heat distortion temperatures Helmut-Martin Meier, Uwe Westeppe, Rolf Dhein, Dieter Constant 1997-09-16
5668232 Process for the production of polyisoolefins Gerhard Langstein, Michael Lanzendorfer, Karin Weiss 1997-09-16