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Morihiro Atsumi

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  • Toyohashi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spark plug having a built-in resistor for suppressing noise signals
    • Patent number 5,008,584
    • Issue date Apr 16, 1991
    • Nippondenso Co., Ltd.
    • Morihiro Atsumi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 4,713,582
    • Issue date Dec 15, 1987
    • Nippondenso Co., Ltd.
    • Manabu Yamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Ignition distributor for internal combustion engines
    • Patent number 4,681,989
    • Issue date Jul 21, 1987
    • Nippondenso Co., Ltd.
    • Naotaka Nakamura
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Ceramic heater
    • Patent number 4,644,133
    • Issue date Feb 17, 1987
    • Nippondenso Co., Ltd.
    • Morihiro Atsumi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Ignition distributor for internal combustion engines
    • Patent number 4,640,996
    • Issue date Feb 3, 1987
    • Nippondenso Co., Ltd.
    • Ichirou Yoshida
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Sintered ceramic heater element
    • Patent number 4,634,837
    • Issue date Jan 6, 1987
    • Nippon Soken, Inc.
    • Novuei Ito
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Sintered ceramic electric heater with improved thermal shock resist...
    • Patent number 4,633,064
    • Issue date Dec 30, 1986
    • Nippondenso Co., Ltd.
    • Morihiro Atsumi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Material for high frequency suppression and distributor for combust...
    • Patent number 4,625,085
    • Issue date Nov 25, 1986
    • Nippondenso Co., Ltd.
    • Ichiro Yoshida
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Ceramic heater
    • Patent number 4,556,780
    • Issue date Dec 3, 1985
    • Nippondenso Co., Ltd.
    • Morihiro Atsumi
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Ceramic heater
    • Patent number 4,549,905
    • Issue date Oct 29, 1985
    • Nippondenso Co., Ltd.
    • Shunzo Yamaguchi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Exhaust gas cleaning apparatus
    • Patent number 4,505,107
    • Issue date Mar 19, 1985
    • Nippondenso Co., Ltd.
    • Shunzo Yamaguchi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Ceramic heater device
    • Patent number 4,499,366
    • Issue date Feb 12, 1985
    • Nippondenso Co., Ltd.
    • Hitoshi Yoshida
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Ceramic heater
    • Patent number 4,475,029
    • Issue date Oct 2, 1984
    • Nippondenso Co., Ltd.
    • Hitoshi Yoshida
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Ceramic heater
    • Patent number 4,449,039
    • Issue date May 15, 1984
    • Nippondenso Co., Ltd.
    • Takeshi Fukazawa
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR