Patents by Inventor Michael Hetman

Michael Hetman 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).

  • Flying toy
    Patent number: D494640
    Type: Grant
    Filed: April 23, 2003
    Date of Patent: August 17, 2004
    Assignee: Leynian Ltd. Co.
    Inventors: Neil Tilbor, Michael Hetman, Charles Sink