TREA

Takeji Matsuoka

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for linear spring
    • Patent number 5,937,685
    • Issue date Aug 17, 1999
    • MEC Machinery Co., Ltd.
    • Takeji Matsuoka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for making coiled springs
    • Patent number 5,269,165
    • Issue date Dec 14, 1993
    • MEC Machinery Co., Ltd.
    • Takeji Matsuoka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for making coiled springs
    • Patent number 5,182,930
    • Issue date Feb 2, 1993
    • MEC Machinery Co., Ltd.
    • Takeji Matsuoka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Coiled spring making apparatus
    • Patent number 5,025,648
    • Issue date Jun 25, 1991
    • MEC Machinery Co., Ltd.
    • Takeji Matsuoka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus of manufacturing a coil spring
    • Patent number 4,594,869
    • Issue date Jun 17, 1986
    • MEC Machinery Co., Ltd.
    • Takeji Matsuoka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for manufacturing solid tension coil springs having attac...
    • Patent number 4,542,635
    • Issue date Sep 24, 1985
    • MEC Machinery Co., Ltd.
    • Takeji Matsuoka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...