Patents by Inventor John R. Pellinen

John R. Pellinen 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).

  • Angle measuring adapter
    Patent number: 4852266
    Abstract: An angle measuring device with a digital read-out mounted in a housing with two sharp parallel feet and a bisecting spring loaded needle, the housing having forty five degree, vertical and horizontal surfaces, useful for setting doctor blades and other surfaces to proper angles.
    Type: Grant
    Filed: December 10, 1987
    Date of Patent: August 1, 1989
    Assignee: Essco, Incorporated
    Inventors: Robert W. Whitman, John R. Pellinen