Patents by Inventor Ping Nmi Yang

Ping Nmi Yang 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).

  • Lip confection
    Patent number: D416121
    Type: Grant
    Filed: August 22, 1994
    Date of Patent: November 9, 1999
    Inventor: Ping Nmi Yang