Patents by Inventor Kenji Ebe

Kenji Ebe 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).

  • Cathode ray tube having a cancel coil for earth magnetism
    Patent number: 5521463
    Abstract: Image rotation of a cathode ray tube caused by the influence of earth magnetism can be suppressed. An image rotation correcting coil for generating a magnetic field of the direction opposite to that of a horizontal earth magnetism component of the direction vertical to the picture tube is disposed between a deflection yoke formed at the outside of a tube envelope of a cathode ray tube and an anode button.
    Type: Grant
    Filed: August 4, 1995
    Date of Patent: May 28, 1996
    Assignee: Sony Corporation
    Inventors: Junichi Ogawa, Satoru Nakanishi, Hisashi Iwamoto, Kenji Ebe