Patents by Inventor Ivan Liu

Ivan Liu 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).

  • Clip
    Patent number: D365014
    Type: Grant
    Filed: December 15, 1994
    Date of Patent: December 12, 1995
    Assignee: Noma International Inc.
    Inventors: Charles W. Fennessy, Ivan Liu, David A. Parshad, Frank Lang
  • Strap clip
    Patent number: D368853
    Type: Grant
    Filed: December 15, 1994
    Date of Patent: April 16, 1996
    Inventors: Ivan Liu, Charles W. Fennessy, Frank Lang