Patents by Inventor Yasunobu Sudo

Yasunobu Sudo 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).

  • Purity adjusting apparatus using beam position simulation
    Patent number: 5801768
    Abstract: Adjustment of an electron beam landing position during thermal expansion of a shadow mask in a color cathode ray tube (CRT) on a production line of color television receivers is performed by calculating an optimum compensation value and converting the compensated data into a coordinate value and displaying it on the screen to decrease the conducting time of the CRT, and improve accuracy and uniformity of purity adjustment.
    Type: Grant
    Filed: June 24, 1996
    Date of Patent: September 1, 1998
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Yasunobu Sudo, Toshimi Kobori