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Shigeyuki Sakurai

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  • Tsukuba-shi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Component Service Life Prediction System and Maintenance Assistance...
    • Publication number 20230333549
    • Publication date Oct 19, 2023
    • Hitachi Construction Machinery Co., Ltd.
    • Takashi OKUMURA
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Sliding Component and Method for Manufacturing Same
    • Publication number 20220403878
    • Publication date Dec 22, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Hatsuhiko USAMI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Construction Machine
    • Publication number 20220298755
    • Publication date Sep 22, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Tsutomu UDAGAWA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    CONSTRUCTION MACHINE
    • Publication number 20210301502
    • Publication date Sep 30, 2021
    • Tsutomu UDAGAWA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydraulic Work Machine
    • Publication number 20200018043
    • Publication date Jan 16, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Tsutomu UDAGAWA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SLIDING BEARING ASSEMBLY
    • Publication number 20150240870
    • Publication date Aug 27, 2015
    • Hitachi Chemical Company, Ltd.
    • Hidekazu Tokushima
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    HYDRAULIC ROTATING EQUIPMENT, AND WORKING MACHINE PROVIDED WITH THI...
    • Publication number 20150167650
    • Publication date Jun 18, 2015
    • HITACHI CONSTRUCTION MACHINERY CO., LTD.
    • Kenta SUZUKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BEARING DEVICE FOR CONSTRUCTION MACHINE
    • Publication number 20150016761
    • Publication date Jan 15, 2015
    • Hitachi Construction Machinery Co., Ltd.
    • Hideki Akita
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ROTATION DEVICE FOR CONSTRUCTION MACHINE
    • Publication number 20130285439
    • Publication date Oct 31, 2013
    • Hitachi Construction Machinery Co., Ltd.
    • Hideki Akita
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    SLIDING BEARING AND CONSTRUCTION MACHINE PROVIDED WITH SAME
    • Publication number 20130279835
    • Publication date Oct 24, 2013
    • Hitachi Construction Machinery Co., Ltd.
    • Hideki Akita
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    GREASE COMPOSITION AND PROCESS FOR PRODUCTION THEREOF
    • Publication number 20110111995
    • Publication date May 12, 2011
    • Hitachi Construction Machinery Co., Ltd.
    • Hideki Akita
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Bearing device
    • Publication number 20050163408
    • Publication date Jul 28, 2005
    • Yusuke Wakabayashi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Welding method, welding device, welded joint, and welded structure
    • Publication number 20040074885
    • Publication date Apr 22, 2004
    • Toru Takatani
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR