TREA

Tetsuro Takehata

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Indirect extrusion press
    • Patent number 4,463,589
    • Issue date Aug 7, 1984
    • Kabushiki Kaisha Kobe Seiko Sho
    • Akira Asari
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Billet scalper and drive mechanism therefor
    • Patent number 4,443,143
    • Issue date Apr 17, 1984
    • Kabushiki Kaisha Kobe Seiko Sho
    • Akira Asari
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and cleaning container on indirect extrusion press
    • Patent number 4,430,877
    • Issue date Feb 14, 1984
    • Kabushiki Kaisha Kobe Seiko Sho
    • Akira Aasari
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pull-back type indirect extrusion press
    • Patent number 4,379,398
    • Issue date Apr 12, 1983
    • Kabushiki Kaisha Kobe Seiko Sho
    • Akira Asari
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Molding die stem with sleeve
    • Patent number 4,251,202
    • Issue date Feb 17, 1981
    • Kobe Steel, Limited
    • Akira Asari
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...