Patents by Inventor Oi Kin Sherley Pia Lam

Oi Kin Sherley Pia Lam 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).

  • Toy vehicle
    Patent number: D410506
    Type: Grant
    Filed: August 26, 1997
    Date of Patent: June 1, 1999
    Assignee: Kintoy Die-Casting Manufactory Limited
    Inventor: Oi Kin Sherley Pia Lam