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Seeroku HOSHINO

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Patents Grantslast 30 patents

  • Information Patent Grant

    Combination oil ring
    • Patent number 10,890,255
    • Issue date Jan 12, 2021
    • TPR CO., LTD.
    • Seeroku Hoshino
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    CAST IRON CYLINDER LINER, AND INTERNAL COMBUSTION ENGINE
    • Publication number 20200256277
    • Publication date Aug 13, 2020
    • TPR CO., LTD.
    • Kiyoyuki KAWAI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    COMBINATION OIL RING
    • Publication number 20200166135
    • Publication date May 28, 2020
    • TPR CO., LTD.
    • Seeroku HOSHINO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...