Patents by Inventor Helmut Gorner

Helmut Gorner 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).

  • Color-stabilizing polyarylene sulfide mixture
    Patent number: 5312854
    Abstract: The invention relates to a mixture of PPS and colophony which shows improved color stability during processing at high temperatures.
    Type: Grant
    Filed: June 25, 1993
    Date of Patent: May 17, 1994
    Assignee: Bayer Aktiengesellschaft
    Inventors: Udo Wolf, Burkhard Kohler, Alfred Zembrod, Klaus Kraft, Helmut Gorner