TREA

Atsushi Koyama

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Patents Grantslast 30 patents

  • Information Patent Grant

    Bearing apparatus
    • Patent number 9,518,603
    • Issue date Dec 13, 2016
    • Taiho Kogyo Co., Ltd.
    • Shinichiro Sakamoto
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Lead-free copper-based sintered sliding material and sliding parts
    • Patent number 8,845,776
    • Issue date Sep 30, 2014
    • Taiho Kogyo Co., Ltd.
    • Ryo Mukai
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    BEARING APPARATUS
    • Publication number 20130108197
    • Publication date May 2, 2013
    • TAIHO KOGYO CO., LTD.
    • Shinichiro Sakamoto
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    LEAD-FREE COPPER-BASED SINTERED SLIDING MATERIAL AND SLIDING PARTS
    • Publication number 20120096988
    • Publication date Apr 26, 2012
    • TAIHO KOGYO CO., LTD.
    • Ryo Mukai
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...