Patents by Inventor Hing-Man Huen

Hing-Man Huen 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).

  • Flashlight
    Patent number: D360958
    Type: Grant
    Filed: December 22, 1993
    Date of Patent: August 1, 1995
    Assignee: Power Lite Metal Works Manufactory Limited
    Inventor: Hing-Man Huen
  • Flashlight
    Patent number: D370543
    Type: Grant
    Filed: December 22, 1993
    Date of Patent: June 4, 1996
    Assignee: Power Lite Metal Works Manufactory Limited
    Inventor: Hing-Man Huen