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Ryozo Kayama

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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas sensor control device
    • Patent number 11,774,403
    • Issue date Oct 3, 2023
    • Denso Corporation
    • Shoki Shimizu
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gas sensor control device
    • Patent number 11,428,663
    • Issue date Aug 30, 2022
    • Denso Corporation
    • Tadakatsu Koyabu
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Control device for gas sensor
    • Patent number 11,249,043
    • Issue date Feb 15, 2022
    • Denso Corporation
    • Yusuke Kawamoto
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Control apparatus
    • Patent number 11,092,099
    • Issue date Aug 17, 2021
    • Denso Corporation
    • Yuki Murayama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gas sensor control device
    • Patent number 11,054,388
    • Issue date Jul 6, 2021
    • Denso Corporation
    • Tadakatsu Koyabu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Control apparatus
    • Patent number 11,035,283
    • Issue date Jun 15, 2021
    • Denso Corporation
    • Yuki Murayama
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Abnormality detection device for engine system detecting an abnorma...
    • Patent number 10,690,028
    • Issue date Jun 23, 2020
    • Denso Corporation
    • Ryozo Kayama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gas sensor control device
    • Patent number 10,634,643
    • Issue date Apr 28, 2020
    • Denso Corporation
    • Ryozo Kayama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gas concentration detection device
    • Patent number 10,564,120
    • Issue date Feb 18, 2020
    • Denso Corporation
    • Ryozo Kayama
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gas sensor control device
    • Patent number 10,234,420
    • Issue date Mar 19, 2019
    • Denso Corporation
    • Ryozo Kayama
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Heater control device for exhaust gas sensor
    • Patent number 10,174,698
    • Issue date Jan 8, 2019
    • Denso Corporation
    • Yoshihiro Sakashita
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Electric control device
    • Patent number 9,222,379
    • Issue date Dec 29, 2015
    • Denso Corporation
    • Atsushi Ito
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Abnormality diagnostic device of internal combustion engine with tu...
    • Patent number 8,413,497
    • Issue date Apr 9, 2013
    • Denso Corporation
    • Ryozo Kayama
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Exhaust gas purifying apparatus for internal combustion engine
    • Patent number 8,051,641
    • Issue date Nov 8, 2011
    • Toyota Jidosha Kabushiki Kaisha
    • Junichi Kako
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Fuel injector designed to optimize pattern of fuel spray
    • Patent number 7,195,000
    • Issue date Mar 27, 2007
    • Denso Corporation
    • Ryozo Kayama
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Control system for internal combustion engine
    • Patent number 6,857,415
    • Issue date Feb 22, 2005
    • Denso Corporation
    • Ryozo Kayama
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    GAS SENSOR CONTROL DEVICE
    • Publication number 20200264127
    • Publication date Aug 20, 2020
    • DENSO CORPORATION
    • Shoki SHIMIZU
    • G01 - MEASURING TESTING
  • Information Patent Application

    CONTROL APPARATUS
    • Publication number 20200224600
    • Publication date Jul 16, 2020
    • DENSO CORPORATION
    • Yuki MURAYAMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CONTROL APPARATUS
    • Publication number 20200224575
    • Publication date Jul 16, 2020
    • DENSO CORPORATION
    • Yuki MURAYAMA
    • G01 - MEASURING TESTING
  • Information Patent Application

    GAS SENSOR CONTROL DEVICE
    • Publication number 20200088673
    • Publication date Mar 19, 2020
    • DENSO CORPORATION
    • Tadakatsu KOYABU
    • G01 - MEASURING TESTING
  • Information Patent Application

    CONTROL DEVICE
    • Publication number 20190219537
    • Publication date Jul 18, 2019
    • DENSO CORPORATION
    • Shoki SHIMIZU
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    GAS SENSOR CONTROL DEVICE
    • Publication number 20180340909
    • Publication date Nov 29, 2018
    • DENSO CORPORATION
    • Tadakatsu KOYABU
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ABNORMALITY DETECTION DEVICE FOR ENGINE SYSTEM
    • Publication number 20180306074
    • Publication date Oct 25, 2018
    • Denso Corporation
    • Ryozo KAYAMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    GAS SENSOR CONTROL DEVICE
    • Publication number 20180106755
    • Publication date Apr 19, 2018
    • DENSO CORPORATION
    • Ryozo KAYAMA
    • G01 - MEASURING TESTING
  • Information Patent Application

    GAS CONCENTRATION DETECTION DEVICE
    • Publication number 20170219513
    • Publication date Aug 3, 2017
    • Denso Corporation
    • Ryozo KAYAMA
    • G01 - MEASURING TESTING
  • Information Patent Application

    CONTROL DEVICE FOR GAS SENSOR
    • Publication number 20170184536
    • Publication date Jun 29, 2017
    • DENSO CORPORATION
    • Yusuke KAWAMOTO
    • G01 - MEASURING TESTING
  • Information Patent Application

    HEATER CONTROL DEVICE FOR EXHAUST GAS SENSOR
    • Publication number 20170009685
    • Publication date Jan 12, 2017
    • Denso Corporation
    • Yoshihiro SAKASHITA
    • G01 - MEASURING TESTING
  • Information Patent Application

    HEATER CONTROL DEVICE FOR EXHAUST GAS SENSOR
    • Publication number 20170010236
    • Publication date Jan 12, 2017
    • Denso Corporation
    • Yoshihiro SAKASHITA
    • G01 - MEASURING TESTING
  • Information Patent Application

    GAS SENSOR CONTROL DEVICE
    • Publication number 20160223488
    • Publication date Aug 4, 2016
    • Denso Corporation
    • Ryozo KAYAMA
    • G01 - MEASURING TESTING
  • Information Patent Application

    ELECTRIC CONTROL DEVICE
    • Publication number 20140352637
    • Publication date Dec 4, 2014
    • DENSO CORPORATION
    • Atsushi ITO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ABNORMALITY DIAGNOSTIC DEVICE OF INTERNAL COMBUSTION ENGINE WITH TU...
    • Publication number 20110219861
    • Publication date Sep 15, 2011
    • DENSO CORPORATION
    • Ryozo KAYAMA
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Exhaust Gas Purifying Apparatus for Internal Combustion Engine
    • Publication number 20100047133
    • Publication date Feb 25, 2010
    • TOYOTA JIDOSHA KABBUSHIKI KAISHA
    • Junichi Kako
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Fuel injector designed to optimize pattern of fuel spray
    • Publication number 20050235961
    • Publication date Oct 27, 2005
    • DENSO CORPORATION
    • Ryozo Kayama
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Control system for internal combustion engine
    • Publication number 20040237923
    • Publication date Dec 2, 2004
    • DENSO CORPORATION
    • Ryozo Kayama
    • B60 - VEHICLES IN GENERAL