Patents by Inventor Yen B. Nguyen

Yen B. 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).

  • Environmental waste basket
    Patent number: D373873
    Type: Grant
    Filed: April 3, 1995
    Date of Patent: September 17, 1996
    Assignee: Yen B. Nguyen
    Inventors: Yen B. Nguyen, Dennis J. Malone
  • Environmental waste basket
    Patent number: D398116
    Type: Grant
    Filed: January 22, 1997
    Date of Patent: September 8, 1998
    Inventors: Dennis J. Malone, Yen B. Nguyen