Patents by Inventor Thomas Drayson

Thomas Drayson 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: D252632
    Type: Grant
    Filed: September 26, 1977
    Date of Patent: August 14, 1979
    Inventor: Thomas Drayson