Patents by Inventor Richard L. Heier

Richard L. Heier 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).

  • Patent number: D281350
    Type: Grant
    Filed: September 17, 1982
    Date of Patent: November 12, 1985
    Inventor: Richard L. Heier