TREA

Yoshihisa Minamikawa

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  • Katsuta, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electron beam measuring apparatus
    • Patent number 5,117,111
    • Issue date May 26, 1992
    • Hitachi, Ltd.
    • Kazumitsu Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Charged particle beam apparatus
    • Patent number 4,524,277
    • Issue date Jun 18, 1985
    • Hitachi, Ltd.
    • Yoshimasa Shimura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Specimen supporting device
    • Patent number 4,520,421
    • Issue date May 28, 1985
    • Hitachi, Ltd.
    • Yoshio Sakitani
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electron microscope
    • Patent number 4,121,100
    • Issue date Oct 17, 1978
    • Hitachi, Ltd.
    • Morioki Kubozoe
    • H01 - BASIC ELECTRIC ELEMENTS