Patents by Inventor May Shumei Chen

May Shumei 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).

  • Wheel
    Patent number: D506174
    Type: Grant
    Filed: September 24, 2004
    Date of Patent: June 14, 2005
    Assignee: Tristar Global, Inc.
    Inventor: May Shumei Chen
  • Wheel
    Patent number: D506719
    Type: Grant
    Filed: September 24, 2004
    Date of Patent: June 28, 2005
    Assignee: Tristar Global, Inc.
    Inventor: May Shumei Chen
  • Wheel
    Patent number: D512009
    Type: Grant
    Filed: June 7, 2004
    Date of Patent: November 29, 2005
    Assignee: Trister Global
    Inventor: May Shumei Chen
  • Wheel
    Patent number: D519436
    Type: Grant
    Filed: February 8, 2005
    Date of Patent: April 25, 2006
    Assignee: TriStar Global
    Inventor: May Shumei Chen
  • Wheel
    Patent number: D525931
    Type: Grant
    Filed: June 7, 2004
    Date of Patent: August 1, 2006
    Inventor: May Shumei Chen