Patents by Inventor Wai Ming Kung

Wai Ming Kung 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).

  • Magnifying glass
    Patent number: D399515
    Type: Grant
    Filed: September 10, 1997
    Date of Patent: October 13, 1998
    Assignee: Li Kwong Industrial Co.
    Inventor: Wai Ming Kung