Patents by Inventor Hank Duc Nguyen

Hank Duc Nguyen 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).

  • Produce bag dispensing rack
    Patent number: D433857
    Type: Grant
    Filed: March 28, 2000
    Date of Patent: November 21, 2000
    Inventor: Hank Duc Nguyen
  • Produce bag dispensing rack
    Patent number: D435379
    Type: Grant
    Filed: March 28, 2000
    Date of Patent: December 26, 2000
    Inventor: Hank Duc Nguyen