Patents by Inventor Martin Hwang

Martin Hwang 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).

  • Notebook table
    Patent number: D581704
    Type: Grant
    Filed: December 7, 2007
    Date of Patent: December 2, 2008
    Assignee: Aking Trading Co., Ltd.
    Inventor: Martin Hwang
  • Notebook stand
    Patent number: D590182
    Type: Grant
    Filed: December 7, 2007
    Date of Patent: April 14, 2009
    Assignee: Aking Trading Co., Ltd.
    Inventor: Martin Hwang
  • Laser disc storage rack
    Patent number: D359648
    Type: Grant
    Filed: January 21, 1994
    Date of Patent: June 27, 1995
    Inventor: Martin Hwang