Patents by Inventor John Joseph Sennik

John Joseph Sennik 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).

  • Compensation of cathode ray tube for moire
    Patent number: 4037133
    Abstract: In a video signal receiving apparatus that employs tracking focus moire is eliminated by preventing the DC voltage of the focus electrode from increasing beyond the critical level at which moire will occur.
    Type: Grant
    Filed: April 12, 1976
    Date of Patent: July 19, 1977
    Assignee: Electrohome Limited
    Inventor: John Joseph Sennik