Patents by Inventor Ying Wen Pai

Ying Wen Pai 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).

  • Patent number: D431764
    Type: Grant
    Filed: January 15, 1999
    Date of Patent: October 10, 2000
    Inventor: Ying Wen Pai