TREA

Reijiro Itaya

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    System for manufacturing springs
    • Patent number 4,991,277
    • Issue date Feb 12, 1991
    • Kabushiki Kaisha Itaya Seisaku Sho
    • Reijiro Itaya
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Coil spring manufacturing apparatus
    • Patent number 4,669,289
    • Issue date Jun 2, 1987
    • Kabushiki Kaisha Itaya
    • Reijiro Itaya
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Coil spring manufacturing machine
    • Patent number 4,289,004
    • Issue date Sep 15, 1981
    • Kabushiki Kaisha Itaya Seisaku Sho
    • Reijiro Itaya
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Spring winding machine
    • Patent number 4,227,392
    • Issue date Oct 14, 1980
    • Itaya Seisakusho Co., Ltd.
    • Reijiro Itaya
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...