Patents by Inventor Jong-Meei Lin

Jong-Meei Lin 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).

  • Cylinder-type perpetual calendar assembly
    Patent number: 5950338
    Abstract: A perpetual calendar assembly includes a transparent outer cylinder having a first end portion, a mediate portion and a second end portion. A first opaque ring-shaped piece is mounted on the first end portion of the outer cylinder and longitudinally defines a first viewing slot. A second opaque ring-shaped piece is mounted on the second end portion of the outer cylinder and longitudinally defines a second viewing slot. A first inner cylinder is rotatably mounted in the outer cylinder and includes a first portion received in the first end portion of the outer cylinder and a second portion received in the mediate portion of the outer cylinder. A second inner cylinder is rotatably mounted in the outer cylinder and includes a first portion received in the second end portion of the outer cylinder and a second portion received in the mediate portion of the outer cylinder.
    Type: Grant
    Filed: February 25, 1998
    Date of Patent: September 14, 1999
    Inventor: Jong-Meei Lin