Patents by Inventor Yuuji Shimote

Yuuji Shimote 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).

  • Defect inspecting apparatus for disc-shaped information recording media
    Patent number: 5212677
    Abstract: An apparatus which inspects disc-shaped information recording media, such as optical disks and magnetic disks, in a single reproduction. The apparatus detects the type of defect and classifies the defects into defect clusters by the defect position in the radial and circumferential directions. Type of defect or defect cluster, position and size are memorized.
    Type: Grant
    Filed: May 11, 1990
    Date of Patent: May 18, 1993
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Yuuji Shimote, Mitsuo Fukuda, Masafumi Ototake, Koji Shindo