Patents by Inventor Hanh Mai Hernandez

Hanh Mai Hernandez 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).

  • Nut cracker
    Patent number: D537306
    Type: Grant
    Filed: March 14, 2006
    Date of Patent: February 27, 2007
    Inventors: Le-Trinh Mai Roberson, Hanh Mai Hernandez
  • Apple slicer
    Patent number: D550521
    Type: Grant
    Filed: March 29, 2006
    Date of Patent: September 11, 2007
    Inventors: Le-Trinh Mai Roberson, Hanh Mai Hernandez
  • Cultivating garden hoe
    Patent number: D562092
    Type: Grant
    Filed: February 8, 2006
    Date of Patent: February 19, 2008
    Inventors: Le-Trinh M. Roberson, Hanh Mai Hernandez