Patents by Inventor Cheng Hsing Yen

Cheng Hsing Yen 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: D773267
    Type: Grant
    Filed: September 17, 2015
    Date of Patent: December 6, 2016
    Inventor: Cheng Hsing Yen