Patents by Inventor Kohzi Kamezima

Kohzi Kamezima 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).

  • Perspective display device for displaying and manipulating 2-D or 3-D cursor, 3-D object and associated mark position
    Patent number: 4987527
    Abstract: A manual operating system for manually operating a pattern displayed on a screen of a graphics display device, which is included in the manual operating system so as to display generated patterns comprises perspective projection means for displaying the cursor, object and mark in perspective projection on the basis of information supplied from cursor information storage means and object information storage means.
    Type: Grant
    Filed: October 24, 1988
    Date of Patent: January 22, 1991
    Assignee: Hitachi, Ltd.
    Inventors: Tomoyuki Hamada, Kohzi Kamezima, Ikuo Takeuchi, Yuriko Watanabe