Patents by Inventor Benson Cheung Chun Kit

Benson Cheung Chun Kit 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).

  • Paper shredder
    Patent number: D602982
    Type: Grant
    Filed: November 20, 2008
    Date of Patent: October 27, 2009
    Assignee: Royal Appliance Mfg. Co.
    Inventors: Benson Cheung Chun Kit, Lau Hee Wing, Leon Kuo Liang Yoong
  • Paper shredder
    Patent number: D602983
    Type: Grant
    Filed: November 20, 2008
    Date of Patent: October 27, 2009
    Assignee: Royal Appliance Mfg. Co.
    Inventors: Benson Cheung Chun Kit, Lau Hee Wing, Leon Kuo Liang Yoong