Patents by Inventor Helmut Pilzecker

Helmut Pilzecker has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Ternary mixtures
    Patent number: 5234982
    Abstract: A thermoplastic molding composition containing a polycarbonate resin, glass fibers and oxidized polyethylene is disclosed. The composition is suitable for the preparation of molded articles having an improved level of impact strength.
    Type: Grant
    Filed: November 18, 1991
    Date of Patent: August 10, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus Kircher, Helmut-Martin Meier, Klaus Horn, Helmut Pilzecker