TREA

Takashi Toga

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  • Yasugi-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hot upset forging method
    • Patent number 9,427,793
    • Issue date Aug 30, 2016
    • Hitachi Metals, Ltd.
    • Takashi Toga
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Manufacturing method for a blade material
    • Patent number 9,221,095
    • Issue date Dec 29, 2015
    • Hitachi Metals, Ltd.
    • Koji Sato
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents