TREA

Yoshinari Hirai

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for recovering ruthenium
    • Patent number 8,454,914
    • Issue date Jun 4, 2013
    • Furuya Metal Co., Ltd.
    • Yoshinari Hirai
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR RECOVERING RUTHENIUM
    • Publication number 20100055011
    • Publication date Mar 4, 2010
    • Yoshinari Hirai
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...