Patents by Inventor Chin-Jen Tan

Chin-Jen Tan 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).

  • Patent number: 6390434
    Abstract: The present invention provides a magnetic note paper holder comprising a seat and a movable pressing component wherein the top edge of the seat and the bottom edge of the movable pressing component are built in with one magnet respectively, and the magnetic polarities of the surfaces of the magnets are of opposite polarities so as to fix the movable pressing component to hold the paper from opposite sides, and wherein at least one end of one magnet is shaped to be a convex spherical arc and the end of the arc and the other magnet attract each other such that a point contact is formed to weaken the friction, therefore, providing convenience for drawing out the piece of paper.
    Type: Grant
    Filed: January 14, 2000
    Date of Patent: May 21, 2002
    Inventor: Chin-Jen Tan