Patents by Inventor Jui-Chang Tsai

Jui-Chang Tsai 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).

  • Container
    Patent number: D534803
    Type: Grant
    Filed: November 15, 2004
    Date of Patent: January 9, 2007
    Assignee: Constar International Inc.
    Inventors: Jui-Chang Tsai, Michael Mooney
  • Container
    Patent number: D541658
    Type: Grant
    Filed: January 10, 2005
    Date of Patent: May 1, 2007
    Assignee: Constar International Inc.
    Inventors: Jui-Chang Tsai, Michael Mooney