Patents by Inventor Dung-Ching Lai

Dung-Ching Lai 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).

  • Knife handle
    Patent number: D371060
    Type: Grant
    Filed: May 22, 1995
    Date of Patent: June 25, 1996
    Inventor: Dung-Ching Lai
  • Combination hand tool
    Patent number: D371498
    Type: Grant
    Filed: May 22, 1995
    Date of Patent: July 9, 1996
    Inventor: Dung-Ching Lai