KP

Karl-Erwin Piejko

BH Bayer Healthcare: 4 patents #72 of 933Top 8%
📍 Cologne, MA: #1 of 1 inventorsTop 100%
Overall (1997): #4,144 of 185,788Top 3%
5
Patents 1997

Issued Patents 1997

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5696204 Thermoplastic moulding compositions of the ABS type Herbert Eichenauer, Edgar Leitz, Heinrich Alberts 1997-12-09
5674939 ABS moulding compounds with novel morphology Herbert Eichenauer, Adolf Schmidt, Edgar Leitz 1997-10-07
5674940 ABS molding compounds with improved toughness Herbert Eichenauer, Ulrich Jansen 1997-10-07
5605963 ABS polymer compositions having a uniform matt surface Edgar Leitz, Herbert Eichenauer, Dieter Wittmann, Ekkehard Frohberg 1997-02-25
5599862 Graft polymers with improved surface gloss Burkhard Kohler, Werner Tischer 1997-02-04