Patents by Inventor Chun C. Law

Chun C. Law 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).

  • Ring binder carrier rail
    Patent number: 5378073
    Abstract: A carrier rail for a ring binder which is provided with a plurality of ribs along the longitudinal axis of the rail.
    Type: Grant
    Filed: April 30, 1993
    Date of Patent: January 3, 1995
    Assignee: World Wide Stationery Manufacturing Co., Ltd.
    Inventor: Chun C. Law
  • Ring binder carrier rails
    Patent number: 5368407
    Abstract: A carrier rail for a ring binder is formed with a deformation around each point where the ring member is to be attached to the rail, the deformation being in the form of a circular rib.
    Type: Grant
    Filed: April 30, 1993
    Date of Patent: November 29, 1994
    Assignee: World Wide Stationery Manufacturing Co., Ltd.
    Inventor: Chun C. Law