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Yoshiteru Sonoda

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air pump with noise reduction partitions in the housing
    • Patent number 6,007,307
    • Issue date Dec 28, 1999
    • Fujikin Incorporated
    • Yoshiteru Sonoda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pilot type controlled electromagnetic valve system
    • Patent number 4,967,996
    • Issue date Nov 6, 1990
    • Kiyohara; Masako
    • Yoshiteru Sonoda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Control valve
    • Patent number 4,645,176
    • Issue date Feb 24, 1987
    • Fujikin International, Inc.
    • Hiroshi Ogawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Automatic drain exhaust valve
    • Patent number 4,222,403
    • Issue date Sep 16, 1980
    • Fuji Kinzoku Kohsaku Co., Ltd.
    • Yoshiteru Sonoda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...