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Yoshikawa Iron Works Ltd.

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rivet head caulking machine
    • Patent number 5,205,030
    • Issue date Apr 27, 1993
    • Yoshikawa Iron Works Ltd.
    • Wataru Uno
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Controller for rivetting machine
    • Patent number 5,196,773
    • Issue date Mar 23, 1993
    • Yoshikawa Iron Works Ltd.
    • Seiichi Yoshikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Device for changing stroke of caulking machine
    • Patent number 5,119,659
    • Issue date Jun 9, 1992
    • Yoshikawa Iron Works Ltd.
    • Minoru Yamada
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Stroke control device with torque responsive motive fluid control
    • Patent number 5,105,719
    • Issue date Apr 21, 1992
    • Yoshikawa Iron Works Ltd.
    • Noritaka Yoshikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

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