TREA

Katsuyuki Nakata

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Round die type form rolling apparatus
    • Patent number 6,418,767
    • Issue date Jul 16, 2002
    • Nissei Co., Ltd.
    • Toshinaka Shinbutsu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    Round die type form rolling apparatus
    • Publication number 20010039820
    • Publication date Nov 15, 2001
    • NISSEI CO., LTD.
    • Toshinaka Shinbutsu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...