Patents by Inventor Eugene Spray

Eugene Spray 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: D336044
    Type: Grant
    Filed: September 11, 1990
    Date of Patent: June 1, 1993
    Inventors: William E. Miller, Eugene Spray