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Hiroshi Oki

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  • Chiba, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    LUBRICANT COMPOSITION
    • Publication number 20230115470
    • Publication date Apr 13, 2023
    • IDEMITSU KOSAN CO.,LTD.
    • Hiroshi OKI
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION
    • Publication number 20220275301
    • Publication date Sep 1, 2022
    • IDEMITSU KOSAN CO.,LTD.
    • Naoto HORITA
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICANT COMPOSITION AND METHOD FOR PRODUCING SAME
    • Publication number 20210253970
    • Publication date Aug 19, 2021
    • IDEMITSU KOSAN CO.,LTD.
    • Hiroshi OKI
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION AND PRODUCTION METHOD THEREFOR
    • Publication number 20210198592
    • Publication date Jul 1, 2021
    • IDEMITSU KOSAN CO.,LTD.
    • Naoto HORITA
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION, INTERNAL COMBUSTION ENGINE, AND LUBRIC...
    • Publication number 20200339903
    • Publication date Oct 29, 2020
    • IDEMITSU KOSAN CO., LTD.
    • Hiroshi OKI
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION, INTERNAL COMBUSTION ENGINE, AND METHOD...
    • Publication number 20200325411
    • Publication date Oct 15, 2020
    • Idemitsu Kosan Co., Ltd.
    • Hiroshi OKI
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION
    • Publication number 20200010774
    • Publication date Jan 9, 2020
    • IDEMITSU KOSAN CO., LTD.
    • Hiroshi OKI
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICANT OIL COMPOSITION AND METHOD FOR MANUFACTURING SAME
    • Publication number 20190241828
    • Publication date Aug 8, 2019
    • IDEMITSU KOSAN CO., LTD.
    • Hiroshi OKI
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION AND METHOD FOR PRODUCING LUBRICATING OI...
    • Publication number 20190024009
    • Publication date Jan 24, 2019
    • IDEMITSU KOSAN CO., LTD.
    • Tatsuya KUSUMOTO
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICANT OIL COMPOSITION
    • Publication number 20150322371
    • Publication date Nov 12, 2015
    • Idemitsu Kosan Co., Ltd.
    • Hiroshi OKI
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...