Patents by Inventor Isao Kajino

Isao Kajino 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).

  • Solid state image pick-up devices
    Patent number: 4556912
    Abstract: A solid state image pick-up device comprises a matrix of first and second photo-sensitive elements, vertical shift registers disposed parallel to each other to shift charges from the first and second elements, respective transfer gates between each first and second element and the adjacent vertical shift register, and a horizontal shift register connected to one end of each of the vertical shift registers.
    Type: Grant
    Filed: August 10, 1983
    Date of Patent: December 3, 1985
    Assignee: Sony Corporation
    Inventors: Seisuke Yamanaka, Masatoshi Sase, Osamu Yoshioka, Isao Kajino
  • Clamp circuit for use in video camera having image pick-up device
    Patent number: 4553169
    Abstract: A clamp circuit is disclosed, which clamps the black level of output signal of an image pick-up section with an optical black-detecting portion in the horizontal direction provided in an ineffective picture area corresponding to the horizontal blanking interval of the output signal of the section for each horizontal scanning interval. The pulse width at least one clamp pulse immediately after the vertical blanking interval is made greater than that of the other clamp pulses, within the horizontal blanking interval.
    Type: Grant
    Filed: December 21, 1983
    Date of Patent: November 12, 1985
    Assignee: Sony Corporation
    Inventors: Osamu Yoshioka, Isao Kajino, Seisuke Yamanaka