Patents by Inventor Liu-Man Huang

Liu-Man Huang 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).

  • Briefcase
    Patent number: D619808
    Type: Grant
    Filed: November 13, 2009
    Date of Patent: July 20, 2010
    Inventor: Liu-Man Huang
  • Suitcase
    Patent number: D619809
    Type: Grant
    Filed: November 13, 2009
    Date of Patent: July 20, 2010
    Inventor: Liu-Man Huang
  • Case
    Patent number: D619810
    Type: Grant
    Filed: November 13, 2009
    Date of Patent: July 20, 2010
    Inventor: Liu-Man Huang