Patents by Inventor Richard L. Bitzer

Richard L. Bitzer 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: D453294
    Type: Grant
    Filed: November 16, 2000
    Date of Patent: February 5, 2002
    Inventor: Richard L. Bitzer