Patents Examined by Akh E. Ullah
  • Inspection apparatus
    Patent number: 4868805
    Abstract: The present invention provides an inspection apparatus for inspecting an object such as an information storage medium or an information recording/reproducing head under set inspection conditions, which comprises: a sensor for identifying the type of object set for inspection by its size, and automatic inspection condition setting means for automatically setting the inspection conditions for the object to be inspected which are associated with the type identified.
    Type: Grant
    Filed: August 13, 1987
    Date of Patent: September 19, 1989
    Assignee: Seiko Seiki Kabushiki Kaisha
    Inventors: Osamu Hanami, Shinichi Nomura, Toshiharu Kogure
  • Inorganic-organic composite compositions exhibiting nonlinear optical response
    Patent number: 4861129
    Abstract: This invention provides an optical medium which consists of an inorganic glass monolith with a microporous structure containing an organic component which exhibits nonlinear optical response.In one embodiment this invention provides a sol-gel process for producing a composite of a transparent homogeneous microporous inorganic oxide glass monolith and an organic compound which exhibits nonliner optical response.
    Type: Grant
    Filed: October 24, 1988
    Date of Patent: August 29, 1989
    Assignee: Hoechst Celanese Corp.
    Inventors: Tessie M. Che, Dagobert E. Stuetz, Alan Buckley, Donald R. Ulrich