Patents by Inventor Keiichi Shiotani

Keiichi Shiotani 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).

  • Cad system
    Patent number: 5701403
    Abstract: The CAD system has a correspondence between predetermined drawing regulations and three-dimensional objects and a section for building a three-dimensional product model on the basis of a two-dimensional drawing, which is created under one of the predetermined drawing regulations, by reference to the correspondence. The building section can reconstruct a product model by reference to an attribute added to a view. In a preferred embodiment, the CAD system has predetermined rules each for relating a predetermined piece of information about drawings to a placement or a construction of a three-dimensional product model.
    Type: Grant
    Filed: May 23, 1995
    Date of Patent: December 23, 1997
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Hideo Watanabe, Satoru Boh, Akira Miyata, Keiichi Shiotani