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Fukumi Akatsu

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  • Fukushima-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Carbon brush with raw graphite particles
    • Patent number 8,035,272
    • Issue date Oct 11, 2011
    • Asmo Co. Ltd.
    • Shouichi Yoshikawa
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    Carbon brush and rotating electrical machine
    • Publication number 20090200893
    • Publication date Aug 13, 2009
    • Shouichi Yoshikawa
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...