Patents by Inventor Khuay Hak Lee

Khuay Hak Lee 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).

  • Patent number: D430165
    Type: Grant
    Filed: June 2, 1999
    Date of Patent: August 29, 2000
    Inventor: Khuay Hak Lee
  • Patent number: D430570
    Type: Grant
    Filed: June 2, 1999
    Date of Patent: September 5, 2000
    Inventor: Khuay Hak Lee