Patents by Inventor Paul W. Tirsbier

Paul W. Tirsbier 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: D248594
    Type: Grant
    Filed: August 1, 1977
    Date of Patent: July 18, 1978
    Inventor: Paul W. Tirsbier