Patents by Inventor Tsun-Chuan Wu

Tsun-Chuan Wu 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).

  • Innerframe and apparatus for producing an improved innerframe
    Patent number: 5314062
    Abstract: A frame for securely retaining a bundle of elongated members, as for example cigarettes, within a container is provided. The container includes a bottom box panel, a top lid box panel, opposing right and left side box panels, and opposing front and back box panels. The frame is inserted into the container and comprises: a front frame panel portion defined by a left side and a right side, and a top and bottom margin; a left side frame panel connected to the front panel along the left side of said front panel, said left side panel including a left side biasing portion formed therein; and a right side frame panel connected to the front frame panel along the right side of said front panel, said right side panel including a right side biasing portion formed thereupon.
    Type: Grant
    Filed: January 16, 1991
    Date of Patent: May 24, 1994
    Assignee: P.T.H.M. Sampoerna
    Inventors: Tsun-Chuan Wu, Liem T. Pao, Foo-Kong Wong