KP

Karl-Erwin Piejko

BH Bayer Healthcare: 68 patents #84 of 8,007Top 2%
AN Agfa-Gevaert Nv: 1 patents #910 of 1,819Top 55%
MI Miles: 1 patents #258 of 626Top 45%
📍 Cologne, MA: #1 of 2 inventorsTop 50%
Overall (All Time): #28,019 of 4,157,543Top 1%
72
Patents All Time

Issued Patents All Time

Showing 26–50 of 72 patents

Patent #TitleCo-InventorsDate
5250622 Polymer combinations with a high rubber content Holger Lutjens, Christian Lindner, Dieter Constant 1993-10-05
5250621 Interpolymers of aromatic polyesters and rubbers Holger Lutjens, Uwe Westeppe, Leo Morbitzer, Christian Lindner 1993-10-05
5250617 Polymer blends containing ethylene polymers for flexible films Hans Wunderlich, Hans-Eberhard Braese, Christian Lindner 1993-10-05
5248727 Vinyl chloride polymer based moulding compositions with reduced fogging Christian Lindner, Adolf Schmidt, Herbert Eichenauer, Karl-Heinz Ott 1993-09-28
5247036 Non-crosslinked polymers, containing reactive double bonds, of fluorinated monomers and alkenyl (iso)-cyanurates Ralf Kruger, Gerhard Langstein 1993-09-21
5238977 Graft polymer dispersions Christian Lindner, Siegfried Korte 1993-08-24
5237001 Thermoplastic compositions of polyurethanes and partly crosslinked alkyl acrylate copolymers Ernst Orthmann, Christian Lindner, Hans-Eberhard Braese 1993-08-17
5229455 Polymer mixtures of alkylmethacrylate-grafted alkylacrylate rubber with oligoepoxide Hans-Eberhard Braese, Otto Billinger, Rolf Kubens 1993-07-20
5227441 Preparation of fluoropolymers containing masked phenol groups Ralf Kruger, Holger Lutjens 1993-07-13
5227430 Mixtures of polyamides and special polymers containing phenol groups Holger Lutjens, Rudiger Plaetschke 1993-07-13
5223475 Acceptor element for the themosuablimation printing process Robert Bloodworth, Wolfgang Podszun, Christian Lindner, Herman Uytterhoeven 1993-06-29
5219643 Multilayered films Fritz Schmidt, Hans-Eberhard Braese, Christian Lindner 1993-06-15
5219934 Polymers containing sulfonamide units as compatibilizers for polyamide/polycarbonate blends Georg Heger, Holger Lutjens, Gerd Fengler, Josef Buekers 1993-06-15
5214115 Uncrosslinked copolymers containing reactive double bonds of fluorine monomers and unconjugated dienes and a process for their production Gerhard Langstein, Ralf Kruger 1993-05-25
5196466 Polymer mixtures having improved thermostability II Hans-Eberhard Braese, Holger Lutjens 1993-03-23
5194497 Alloys of thermoplastic polymers containing oxetanyl groups Gerd Fengler, Holger Lutjens, Hans-Eberhard Braese, Christian Lindner, Jurgen Kirsch 1993-03-16
5180781 Process for the production of alloys of rubbers and aromatic polyesters Holger Lutjens, Uwe Westeppe, Christian Lindner 1993-01-19
5173547 Copolymers containing perfluoroalkyls Jutta Rottger, Wilfried Kortmann, Gerd-Friedrich Renner 1992-12-22
5171786 PVC-silicone rubber molding compounds showing toughness at low temperatures Christian Lindner, Volker Damrath, Karl-Heinz Ott 1992-12-15
5155168 Molding compounds containing oxetanyl groups Holger Lutjens, Dieter Wittmann, Christian Lindner, Gerd Fengler 1992-10-13
5122571 Moulding compounds of polyamides and graft polymers containing tert.-butylacrylate Uwe Westeppe, Rolf Muller, Gerd Fengler, Christian Lindner 1992-06-16
5118759 Polycarbonate moulding compositions, their preparation and their use Alfred K. Jung, Werner Nouverte, Ulrich Grigo, Christian Lindner 1992-06-02
5112910 Mixtures of thermoplastic polymers in powder form Christian Lindner, Ralph Ostarek, Hans-Eberhard Braese, Karl-Heinz Ott 1992-05-12
5109079 Monofuctional polyacrylates, their production and their use for the production of polycarbonates Ralf Dujardin, Gerd-Friedrich Renner, Bruno Boemer, Alfred K. Jung, Werner Nouvertne 1992-04-28
5104935 Polymer mixture Edgar Leitz, Christian Lindner, Karl-Heinz Ott, Hans-Eberhard Braese 1992-04-14