Patents by Inventor Tutomu Henmi

Tutomu Henmi 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).

  • High definition television monitor for displaying video images reproduced from normal standard video signals
    Patent number: 5523789
    Abstract: A high definition television monitor which raises the level of a convergence voltage by a predetermined voltage in one of two consecutive horizontal periods in which the same video signal is produced, writes the same video image twice on the same line during the consecutive 2H, thereby displaying a video image of the normal standard on a CRT display with a satisfactory picture quality.
    Type: Grant
    Filed: August 3, 1993
    Date of Patent: June 4, 1996
    Assignee: Pioneer Electronics Corporation
    Inventors: Tomihiro Oguchi, Tutomu Henmi, Junichi Imai, Akihiro Ono, Tadashi Suzuki, Shinichi Ogura