Patents by Inventor Adolf Riesinger

Adolf Riesinger 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).

  • Repair patch for rubber and plastic articles
    Patent number: 4913950
    Abstract: Patches are provided for repairing damaged articles made of rubber or plastic. Each patch has a main element and a connecting layer applied to the underside of the main element and also extending over part of the top of the main element. For repairs, several patches can be placed over each other and next to each other partly overlapping without the necessity of prior cleaning and roughening of the sites where the connecting layers overlap.
    Type: Grant
    Filed: August 10, 1988
    Date of Patent: April 3, 1990
    Assignee: Stahlgruber Otto Gruber GmbH & Co.
    Inventor: Adolf Riesinger