Patents by Inventor John J. Pisano

John J. Pisano 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 base
    Patent number: 4040707
    Abstract: A base for a cathode ray tube includes at least one tube pin isolating means formed within the rim of the base to provide arc prevention between adjacent tube pins which can have up to a 12 KV potential difference therebetween. The isolating means comprises a cutout portion in the rim and an electrically insulating plug to fit therein.
    Type: Grant
    Filed: July 2, 1976
    Date of Patent: August 9, 1977
    Assignee: GTE Sylvania Incorporated
    Inventor: John J. Pisano