DF

Dieter Freitag

BH Bayer Healthcare: 9 patents #9 of 705Top 2%
📍 Krefeld, MA: #1 of 1 inventorsTop 100%
Overall (1994): #577 of 165,921Top 1%
9
Patents 1994

Issued Patents 1994

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5373082 Process for the production of thermoplastic polycarbonates Hermann Kauth, Steffen Kuhling, Wolfgang Alewelt 1994-12-13
5340905 Process for the preparation of thermoplastic polycarbonates Steffen Kuhling, Hermann Kauth, Wolfgang Alewelt 1994-08-23
5334692 Highly branched polyphosphonates based on melamine Bernhard Hess, Wolfgang Schulz-Schlitte, Jurgen Kirsch, Uwe Arndt, Hans-Georg Gehrke +1 more 1994-08-02
5326800 Use of salts in combination with halogenated phthalimides for flameproof finishing of glass fibre-containing polycarbonate moulded members Klaus Horn, Jurgen Kirsch, Richard Weider, Hugo Obermann, Karsten-Josef Idel 1994-07-05
5317083 Process for isolating polycarbonates from their solutions with tube having cross sectional contrictions Claus Wulff, Wolfgang Alewelt, Hermann Kauth 1994-05-31
5314985 Molten, catalytic process for the preparation of polycarbonates Steffen Kuhling, Wolfgang Alewelt, Hermann Kauth 1994-05-24
5310793 Mixtures of polyalkylene terephthalates, new polycarbonates and/or polyester-carbonates and elastomers Karsten-Josef Idel, Gerd Fengler, Ulrich Grigo, Jurgen Kirsch, Uwe Westeppe 1994-05-10
5300550 Thermoplastic molding compositions Thomas Eckel, Dieter Wittmann, Karl-Heinz Ott, Claus Wulff 1994-04-05
5288848 Process for preparation of high molecular weight, optionally branched polyarylene sulphides Karsten-Josef Idel, Wolfgang Ebert, Ludwig Bottenbruch, Rolf-Volker Meyer 1994-02-22