Patents by Inventor Sui Shing Kwok

Sui Shing Kwok 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).

  • Corn chopper
    Patent number: D639123
    Type: Grant
    Filed: December 23, 2010
    Date of Patent: June 7, 2011
    Assignee: Lee Yuen Housewares Co. Ltd.
    Inventor: Sui Shing Kwok