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Kunio ASAI

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Steam turbine, blade, and method for improving performance and reli...
    • Patent number 12,228,050
    • Issue date Feb 18, 2025
    • Mitsubishi Heavy Industries, Ltd.
    • Shigeki Senoo
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    High-frequency hardening apparatus
    • Patent number 12,200,846
    • Issue date Jan 14, 2025
    • Mitsubishi Heavy Industries, Ltd.
    • Kunio Asai
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Stress corrosion cracking evaluation method for steam turbine
    • Patent number 12,152,981
    • Issue date Nov 26, 2024
    • Mitsubishi Heavy Industries, Ltd.
    • Yuichi Sekine
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Water quality monitoring system and steam turbine system including...
    • Patent number 11,060,422
    • Issue date Jul 13, 2021
    • MITSUBISHI POWER, LTD.
    • Yuichi Sekine
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Steam turbine rotor
    • Patent number 9,784,110
    • Issue date Oct 10, 2017
    • Mitsubishi Hitachi Power Systems, Ltd.
    • Kunio Asai
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Blade
    • Patent number 9,341,068
    • Issue date May 17, 2016
    • Mitsubishi Hitachi Power Systems, Ltd.
    • Kota Nagano
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Steam turbine
    • Patent number 9,028,218
    • Issue date May 12, 2015
    • Mitsubishi Hitachi Power Systems, Ltd.
    • Kunio Asai
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Turbine rotor blade
    • Patent number 8,632,313
    • Issue date Jan 21, 2014
    • Hitachi, Ltd.
    • Kunio Asai
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Long steam turbine rotor blade having particular cover
    • Patent number 8,333,562
    • Issue date Dec 18, 2012
    • Hitachi, Ltd.
    • Kunio Asai
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Turbine rotor and turbine blade
    • Patent number 7,841,833
    • Issue date Nov 30, 2010
    • Hitachi, Ltd.
    • Fumiyuki Suzuki
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Steam turbine rotor, inverted fir-tree turbine blade, low pressure...
    • Patent number 7,794,208
    • Issue date Sep 14, 2010
    • Hitachi, Ltd.
    • Fumiyuki Suzuki
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

  • Information Patent Application

    STRESS CORROSION CRACKING EVALUATION METHOD FOR STEAM TURBINE
    • Publication number 20240011890
    • Publication date Jan 11, 2024
    • Mitsubishi Heavy Industries, Ltd.
    • Yuichi SEKINE
    • G01 - MEASURING TESTING
  • Information Patent Application

    STEAM TURBINE, BLADE, AND METHOD FOR IMPROVING PERFORMANCE AND RELI...
    • Publication number 20230017038
    • Publication date Jan 19, 2023
    • Mitsubishi Heavy Industries, Ltd.
    • Shigeki SENOO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HIGH-FREQUENCY HARDENING APPARATUS
    • Publication number 20220159791
    • Publication date May 19, 2022
    • Mitsubishi Power, Ltd.
    • Kunio ASAI
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    RUBBING DETECTION DEVICE FOR ROTARY MACHINE AND METHOD FOR DETECTIN...
    • Publication number 20210140928
    • Publication date May 13, 2021
    • Mitsubishi Heavy Industries, Ltd.
    • Satoshi KUMAGAI
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    Water Quality Monitoring System and Steam Turbine System Including...
    • Publication number 20190301308
    • Publication date Oct 3, 2019
    • MITSUBISHI HITACHI POWER SYSTEMS, LTD.
    • Yuichi SEKINE
    • G01 - MEASURING TESTING
  • Information Patent Application

    Steam Turbine Rotor
    • Publication number 20150044053
    • Publication date Feb 12, 2015
    • Mitsubishi Hitachi Power Systems, Ltd.
    • Kunio ASAI
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Blade
    • Publication number 20130084188
    • Publication date Apr 4, 2013
    • Hitachi, Ltd
    • Kota NAGANO
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    STEAM TURBINE
    • Publication number 20120308390
    • Publication date Dec 6, 2012
    • Hitachi, Ltd
    • Kunio Asai
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    TITANIUM ALLOY TURBINE BLADE
    • Publication number 20120183410
    • Publication date Jul 19, 2012
    • Shinya IMANO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    TURBINE ROTOR BLADE
    • Publication number 20100329884
    • Publication date Dec 30, 2010
    • Hitachi, Ltd.
    • Kunio ASAI
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    STEAM TURBINE ROTOR BLADE
    • Publication number 20080175712
    • Publication date Jul 24, 2008
    • Kunio ASAI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    TURBINE ROTOR AND TURBINE BLADE
    • Publication number 20070237644
    • Publication date Oct 11, 2007
    • Fumiyuki Suzuki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Steam turbine rotor, inverted fir-tree turbine blade, low pressure...
    • Publication number 20070077146
    • Publication date Apr 5, 2007
    • Fumiyuki Suzuki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Method and system for surveillance and operation services of power...
    • Publication number 20030009347
    • Publication date Jan 9, 2003
    • Yasushi Iwai
    • G06 - COMPUTING CALCULATING COUNTING