Patents by Inventor Wing F. W. Wong

Wing F. W. 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).

  • Electric air freshener with nightlight
    Patent number: D357330
    Type: Grant
    Filed: October 14, 1993
    Date of Patent: April 11, 1995
    Assignees: Rockitt & Colman Inc., Windmere Corporation
    Inventors: Wing F. W. Wong, John Mak, Wilson Chan