Patents by Inventor Tadasuke Teraoka

Tadasuke Teraoka 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).

  • Glass panel for color television picture tube
    Patent number: 6933666
    Abstract: Each of the flat surfaces of the pin-seal portions is formed such that the width thereof in the second direction gradually increases as far as the portion upper than the stud pin in the direction from the side of the face portion to the side of the seal end surface, and forms the symmetrical shape about the center portion in the second direction. Namely, the flat surface is formed so as to have the substantially half ellipse shape which has the major axis in the second direction, and protrudes toward the face portion.
    Type: Grant
    Filed: April 11, 2002
    Date of Patent: August 23, 2005
    Assignee: Nippon Electric Glass Co., Ltd.
    Inventors: Kazunobu Kunitomo, Tadasuke Teraoka
  • Glass panel for color television picture tube
    Publication number: 20020171349
    Abstract: Each of the flat surfaces of the pin-seal portions is formed such that the width thereof in the second direction gradually increases as far as the portion upper than the stud pin in the direction from the side of the face portion to the side of the seal end surface, and forms the symmetrical shape about the center portion in the second direction. Namely, the flat surface is formed so as to have the substantially half ellipse shape which has the major axis in the second direction, and protrudes toward the face portion.
    Type: Application
    Filed: April 11, 2002
    Publication date: November 21, 2002
    Inventors: Kazunobu Kunitomo, Tadasuke Teraoka