TREA

Isamu Yamazaki

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  • Tachikawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Manufacturing method
    • Patent number 4,763,827
    • Issue date Aug 16, 1988
    • Hitachi, Ltd.
    • Kenji Watanabe
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Manufacturing apparatus
    • Patent number 4,674,670
    • Issue date Jun 23, 1987
    • Hitachi, Ltd.
    • Kenji Watanabe
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    System for detecting the position of an object
    • Patent number 4,291,334
    • Issue date Sep 22, 1981
    • Hitachi, Ltd.
    • Michihiro Mese
    • G06 - COMPUTING CALCULATING COUNTING