Patents by Inventor Richard L. Whitson

Richard L. Whitson 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: D293226
    Type: Grant
    Filed: April 22, 1985
    Date of Patent: December 15, 1987
    Inventor: Richard L. Whitson
  • Patent number: D302143
    Type: Grant
    Filed: January 27, 1987
    Date of Patent: July 11, 1989
    Inventor: Richard L. Whitson