Patents by Inventor Daniel D. Riegle

Daniel D. Riegle 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: D308898
    Type: Grant
    Filed: September 16, 1987
    Date of Patent: June 26, 1990
    Inventors: Daniel D. Riegle, Cynthia J. Riegle