Patents by Inventor Robert B. Prime

Robert B. Prime 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).

  • Polymeric additives for magnetic coating materials
    Patent number: 4546035
    Abstract: A heat curable magnetic coating mixture contains one or more polymeric additives selected to thermally oxidize during coating cure to create a plurality of microvoids in the cured coating as an aid to increase the retention of a lubricant which is applied to the cured coating.
    Type: Grant
    Filed: June 27, 1983
    Date of Patent: October 8, 1985
    Assignee: International Business Machines Corporation
    Inventors: Ming Ko, Michael E. Oxsen, Robert B. Prime