TREA

Toshiyuki Ohashi

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  • Katsuta, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electron lens
    • Patent number 5,442,182
    • Issue date Aug 15, 1995
    • Hitachi, Ltd.
    • Toshiro Kubo
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Transmission type electron microscope
    • Patent number 5,013,915
    • Issue date May 7, 1991
    • Hitachi, Ltd.
    • Shigeto Isakozawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Transmission electron microscope
    • Patent number 4,945,237
    • Issue date Jul 31, 1990
    • Hitachi, Ltd.
    • Kazuo Shii
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electron microscope with television observation apparatus
    • Patent number 4,777,523
    • Issue date Oct 11, 1988
    • Hitachi, Ltd.
    • Takashi Yokoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electron microscope
    • Patent number 4,737,640
    • Issue date Apr 12, 1988
    • Hitachi, Ltd.
    • Toshiyuki Ohashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electron microscope
    • Patent number 4,379,231
    • Issue date Apr 5, 1983
    • Hitachi, Ltd.
    • Kazuo Shii
    • H01 - BASIC ELECTRIC ELEMENTS