Patents by Inventor Munenori Tasai

Munenori Tasai 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).

  • Focused ion beam optical axis adjustment method and focused ion beam apparatus
    Patent number: 5969355
    Abstract: To provide a focused ion beam optical axis alignment method and a focused ion beam apparatus which make axis alignment work of for example when replacing an ion source of a focused ion beam apparatus easy.
    Type: Grant
    Filed: September 4, 1997
    Date of Patent: October 19, 1999
    Assignee: Seiko Instruments Inc.
    Inventors: Toshiaki Fujii, Toshio Doi, Munenori Tasai, Yasuhiko Sugiyama