Patents Assigned to Yasujiro Oshima
  • Scanning photoelectric microscope
    Patent number: 3941980
    Abstract: The present invention discloses a scanning photoelectric microscope in which a first reference object to be measured which is mounted on a stationary support is disposed relative to a second object to be measured which is disposed on a slidable table so as to form on both sides of the first object to be measured two indication intervals, which are caused to coincide with each other for alignment.
    Type: Grant
    Filed: October 11, 1973
    Date of Patent: March 2, 1976
    Assignees: Hitachi, Ltd., Yasujiro Oshima
    Inventors: Keiichi Okamoto, Yoshio Matsumoto, Yasujiro Oshima