Patents by Inventor Justine Chen

Justine Chen 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).

  • Method of fabricating plastic strips and an extruder structure therefor
    Publication number: 20030137077
    Abstract: In a method of fabricating plastic strips and an extruder structure therefor, a plastic extruder is used to melt plastic or acrylic raw materials and to extrude the same in the form of soft plastic strips, which can be bent by hand to form a shape by following a pattern that is a line or a recess formed in a mold plate. The plastic strip is allowed to cool to form a product with the desired shape.
    Type: Application
    Filed: January 23, 2002
    Publication date: July 24, 2003
    Inventors: Kevin Lee, Justine Chen
  • Portable insect repeller and electrostatic device
    Patent number: D538879
    Type: Grant
    Filed: July 19, 2005
    Date of Patent: March 20, 2007
    Inventors: Justine Chen, Simon Ly
  • Twin-S motion lamp
    Patent number: D471309
    Type: Grant
    Filed: February 4, 2002
    Date of Patent: March 4, 2003
    Inventors: Kevin Lee, Justine Chen
  • Water fountain
    Patent number: D481780
    Type: Grant
    Filed: May 21, 2002
    Date of Patent: November 4, 2003
    Inventors: Kevin Lee, Justine Chen
  • Wavy lamp
    Patent number: D427709
    Type: Grant
    Filed: June 29, 1999
    Date of Patent: July 4, 2000
    Assignee: Lipan Industrial Co.
    Inventors: Kevin Lee, Justine Chen
  • Rocket lamp
    Patent number: D430950
    Type: Grant
    Filed: June 29, 1999
    Date of Patent: September 12, 2000
    Assignee: Lipan Industrial Co.
    Inventors: Kevin Lee, Justine Chen