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Mayumi Matsuno

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Patents Grantslast 30 patents

  • Information Patent Grant

    Screw thread
    • Patent number 11,953,045
    • Issue date Apr 9, 2024
    • TOPURA CO., LTD.
    • Shigeto Mori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    External screw member
    • Patent number 11,795,986
    • Issue date Oct 24, 2023
    • TOPURA CO., LTD.
    • Minoru Sugiyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    External thread member
    • Patent number 11,162,525
    • Issue date Nov 2, 2021
    • TOPURA CO., LTD.
    • Kuninori Matsumoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    External screw member
    • Patent number 10,954,985
    • Issue date Mar 23, 2021
    • TOPURA CO., LTD.
    • Takehiro Okuwaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Coating agent for tapping screw, method for preparing the coating a...
    • Patent number 8,927,064
    • Issue date Jan 6, 2015
    • Topura Co., Ltd.
    • Shigeto Mori
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Tightening structure using high-strength self-forming screws
    • Patent number 7,938,609
    • Issue date May 10, 2011
    • Kabushiki Kaisha Topura
    • Shigeto Mori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    FASTENING MEMBER
    • Publication number 20240401514
    • Publication date Dec 5, 2024
    • Topura Co., Ltd.
    • Shinya Yamamoto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SCREW THREAD
    • Publication number 20220128082
    • Publication date Apr 28, 2022
    • Topura Co., Ltd.
    • Shigeto MORI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    EXTERNAL SCREW MEMBER
    • Publication number 20210231157
    • Publication date Jul 29, 2021
    • Topura Co., Ltd.
    • Minoru SUGIYAMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    EXTERNAL SCREW MEMBER
    • Publication number 20200370587
    • Publication date Nov 26, 2020
    • Topura Co., Ltd.
    • Takehiro OKUWAKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    EXTERNAL THREAD MEMBER
    • Publication number 20190376548
    • Publication date Dec 12, 2019
    • TOPURA CO., LTD.
    • Kuninori MATSUMOTO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    COATING AGENT FOR TAPPING SCREW, METHOD FOR PREPARING THE COATING A...
    • Publication number 20100034615
    • Publication date Feb 11, 2010
    • TOPURA CO., LTD.
    • Shigeto Mori
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Tightening structure using high-strength self-forming screws
    • Publication number 20100008716
    • Publication date Jan 14, 2010
    • Shigeto Mori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...