Patents by Inventor Suwin Chan

Suwin Chan 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).

  • Stencil for children
    Patent number: D611534
    Type: Grant
    Filed: May 18, 2009
    Date of Patent: March 9, 2010
    Assignee: Battat Incorporated
    Inventors: Gisela Voss, Suwin Chan
  • Stencil for children
    Patent number: D620978
    Type: Grant
    Filed: March 9, 2010
    Date of Patent: August 3, 2010
    Assignee: Battat Incorporated
    Inventors: Gisela Voss, Suwin Chan
  • Stencil for children
    Patent number: D621874
    Type: Grant
    Filed: March 9, 2010
    Date of Patent: August 17, 2010
    Assignee: Battar Incorporated
    Inventors: Gisela Voss, Suwin Chan
  • Hand stamp
    Patent number: D624117
    Type: Grant
    Filed: May 18, 2009
    Date of Patent: September 21, 2010
    Assignee: Battat Incorporated
    Inventors: Gisela Voss, Suwin Chan