Patents by Inventor Chen Hui Wei

Chen Hui Wei 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).

  • Stamper
    Patent number: 6931990
    Abstract: A stamper with a metal plate positioned between a platen and a stamp die is disclosed. The metal plate results in an improved imprint by providing better support to the stamp die. The stamper further comprises a removable ink pad and a rotatably reversible platen with cam mechanism. The metal platen plate with it's adjoining stamp die face downwards when the stamper is in an imprint position and the metal platen plate with it's adjoining stamp die face upwards when the stamper is in a re-inking position.
    Type: Grant
    Filed: September 26, 2003
    Date of Patent: August 23, 2005
    Assignee: Sun Coast Merchandise Corp.
    Inventor: Chen Hui Wei
  • Hand stamp
    Patent number: D492957
    Type: Grant
    Filed: September 23, 2003
    Date of Patent: July 13, 2004
    Assignee: Sun Coast Merchandise Corp.
    Inventor: Chen Hui Wei