Patents by Inventor Shunichi Shido

Shunichi Shido 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).

  • Tracking method for memory apparatus
    Patent number: 5251200
    Abstract: In an apparatus including a recording medium on which a multiplicity of information bit lines are formed and a probe facing the recording medium, the displacement between the center of the information bit line and the locus of the probe is detected at the time of relatively moving the probe along the information bit line. Tracking is performed in such a manner that the probe scans the center of the information bit line in accordance with the detection results.
    Type: Grant
    Filed: September 11, 1991
    Date of Patent: October 5, 1993
    Assignee: Canon Kabushiki Kaisha
    Inventors: Katsunori Hatanaka, Kunihiro Sakai, Hiroyasu Nose, Kiyoshi Takimoto, Yuji Kasanuki, Yoshihiro Yanagisawa, Takahiro Oguchi, Akihiko Yamano, Shunichi Shido