Patents by Inventor Robert F. Grzywinski

Robert F. Grzywinski 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).

  • Louvered plastic film and method of making the same
    Patent number: 4764410
    Abstract: Louvered plastic film can be more easily handled and installed by coating at least one surface with a solvent-free monomer composition and exposing the coating to ultraviolet radiation to polymerize the composition to an adhesive state, preferably a pressure-sensitive adhesive state.
    Type: Grant
    Filed: September 18, 1986
    Date of Patent: August 16, 1988
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Robert F. Grzywinski