TREA

Toru Ishitani

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  • Sayama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ion beam apparatus
    • Patent number 4,687,930
    • Issue date Aug 18, 1987
    • Hitachi, Ltd.
    • Hifumi Tamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Ion source
    • Patent number 4,631,448
    • Issue date Dec 23, 1986
    • Hitachi, Ltd.
    • Hifumi Tamura
    • H01 - BASIC ELECTRIC ELEMENTS