Patents by Inventor Won Hak Lee

Won Hak Lee 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).

  • Helicopter
    Patent number: D467861
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: December 31, 2002
    Assignee: General Helicopter, Inc.
    Inventor: Won Hak Lee