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Tomoaki OHBA

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Patents Grantslast 30 patents

  • Information Patent Grant

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    • Patent number 8,876,394
    • Issue date Nov 4, 2014
    • Keihin Corporation
    • Tomoaki Ohba
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rolling bearing with seal
    • Patent number 8,864,384
    • Issue date Oct 21, 2014
    • Keihin Corporation
    • Tomoaki Ohba
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROLLING BEARING WITH SEAL
    • Publication number 20130279839
    • Publication date Oct 24, 2013
    • MINEBA CO., LTD.
    • Tomoaki OHBA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROLLING BEARING WITH SEAL
    • Publication number 20130259415
    • Publication date Oct 3, 2013
    • Keihin Corporation
    • Tomoaki OHBA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS