Patents by Inventor Happy Hugh Unfried

Happy Hugh Unfried 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: D248901
    Type: Grant
    Filed: October 28, 1976
    Date of Patent: August 15, 1978
    Assignee: Intermagnetics Corporation
    Inventor: Happy Hugh Unfried