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Mamoru Miyamoto

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Combined oil ring
    • Patent number 10,724,636
    • Issue date Jul 28, 2020
    • Nippon Piston Ring Co., Ltd.
    • Masataka Kawasaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    COMBINED OIL RING
    • Publication number 20170227126
    • Publication date Aug 10, 2017
    • NIPPON PISTON RING CO., LTD
    • Masataka KAWASAKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    INTERNAL COMBUSTION ENGINE OIL RING
    • Publication number 20130049305
    • Publication date Feb 28, 2013
    • NIPPON PISTON RING CO., LTD.
    • Mamoru Miyamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...