Patents by Inventor L. Ling Wong

L. Ling Wong 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).

  • Radio clock
    Patent number: D367057
    Type: Grant
    Filed: October 19, 1993
    Date of Patent: February 13, 1996
    Assignee: Ballanda Limited
    Inventor: L. Ling Wong