Patents by Inventor Ray E. Mueller

Ray E. Mueller 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).

  • Earring holder
    Patent number: D245650
    Type: Grant
    Filed: November 18, 1975
    Date of Patent: September 6, 1977
    Assignee: Doray Industries
    Inventors: Ray E. Mueller, Dorothy M. Mueller