Patents by Inventor Cheung Chor Yin

Cheung Chor Yin 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).

  • Controller
    Patent number: D526623
    Type: Grant
    Filed: September 22, 2005
    Date of Patent: August 15, 2006
    Assignee: Comchoice Corp.
    Inventors: Cheung Chor Yin, William B. Pittard
  • Juke box toy bank
    Patent number: D390333
    Type: Grant
    Filed: August 9, 1996
    Date of Patent: February 3, 1998
    Assignee: Funrise Toys, Ltd.
    Inventors: Lai Hoo Cheung, Cheung Chor Yin, Lee Kin Hon