Patents by Inventor Daiki Sugie

Daiki Sugie 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).

  • Jigsaw puzzle
    Patent number: 5257785
    Abstract: A jigsaw puzzle is disclosed comprising a plurality of interlocking puzzle pieces to complete a design on the surface of the puzzle pieces. Each of the plurality of interlocking puzzle pieces comprising a base member, a luminous sheet containing a luminous material provided on the base member, and a design layer having a portion of a design provided on the surface of the luminous sheet so that a design is formed on the surface of the plurality of puzzle pieces when each of the plurality of puzzle pieces is inlaid at a predetermined position.
    Type: Grant
    Filed: June 25, 1992
    Date of Patent: November 2, 1993
    Assignee: Epoch Co., Ltd.
    Inventor: Daiki Sugie