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Hirohisa Ohta

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Actuator for operating a transmission control valve of an automatic...
    • Patent number 7,348,698
    • Issue date Mar 25, 2008
    • Mitsubishi Denki Kabushiki Kaisha
    • Hirohisa Ohta
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnetic device with cover for prevention of damage to condu...
    • Patent number 7,187,260
    • Issue date Mar 6, 2007
    • Mitsubishi Denki Kabushiki Kaisha
    • Naoyo Hashimoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnetic device in an automotive transmission with sulfur co...
    • Patent number 6,960,850
    • Issue date Nov 1, 2005
    • Mitsubishi Denki Kabushiki Kaisha
    • Naoya Hashimoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnetic device
    • Patent number 6,927,507
    • Issue date Aug 9, 2005
    • Mitsubishi Denki Kabushiki Kaisha
    • Naoya Hashimoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnetic device
    • Patent number 6,819,212
    • Issue date Nov 16, 2004
    • Mitsubishi Denki Kabushiki Kaisha
    • Naoya Hashimoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnetic device
    • Patent number 6,700,234
    • Issue date Mar 2, 2004
    • Mitsubishi Denki Kabushiki Kaisha
    • Naoya Hashimoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnetic device structured to resist corrosion
    • Patent number 6,628,187
    • Issue date Sep 30, 2003
    • Mitsubishi Denki Kabushiki Kaisha
    • Naoya Hashimoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Automatic transmission
    • Patent number 6,500,083
    • Issue date Dec 31, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Naoya Hashimoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Throttle valve for an air flow control assembly
    • Patent number 6,257,202
    • Issue date Jul 10, 2001
    • Mitsubishi Denki Kabushiki Kaisha
    • Hirohisa Ohta
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Step motor
    • Patent number 6,157,103
    • Issue date Dec 5, 2000
    • Mitsubishi Denki Kabushiki Kaisha
    • Hirohisa Ohta
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cylinder injection type fuel injection valve
    • Patent number 6,024,302
    • Issue date Feb 15, 2000
    • Mitsubishi Denki Kabushiki Kaisha
    • Mamoru Sumida
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel injection valve with swirler for imparting swirling motion to...
    • Patent number 5,979,801
    • Issue date Nov 9, 1999
    • Mitsubishi Denki Kabushiki Kaisha
    • Tsuyoshi Munezane
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Cylinder injection type fuel injection valve
    • Patent number 5,887,798
    • Issue date Mar 30, 1999
    • Mitsubishi Denki Kabushiki Kaisha
    • Hirohisa Ohta
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Actuator for operating a transmission control valve of an automatic...
    • Publication number 20040070295
    • Publication date Apr 15, 2004
    • Mitsubishi Denki Kabushiki Kaisha
    • Hirohisa Ohta
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Electromagnetic device
    • Publication number 20040017277
    • Publication date Jan 29, 2004
    • Mitsubishi Denki Kabushiki Kaisha
    • Naoya Hashimoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Electromagnetic device
    • Publication number 20020050751
    • Publication date May 2, 2002
    • Naoya Hashimoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Automatic transmission
    • Publication number 20020052263
    • Publication date May 2, 2002
    • Naoya Hashimoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Electromagnetic device
    • Publication number 20020050896
    • Publication date May 2, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Naoya Hashimoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Electromagnetic device
    • Publication number 20020050746
    • Publication date May 2, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Naoya Hashimoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Electromagnetic device
    • Publication number 20020050899
    • Publication date May 2, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Naoya Hashimoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Electromagnetic device
    • Publication number 20020050745
    • Publication date May 2, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Naoya Hashimoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER