TREA

Hidehiko Kuwahara

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  • Shiga, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Washing device for parts of human body
    • Patent number 4,761,836
    • Issue date Aug 9, 1988
    • Toto Ltd.
    • Osamu Tsutsui
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Hot and cold water mixing faucet
    • Patent number 4,653,538
    • Issue date Mar 31, 1987
    • Toto Ltd.
    • Osamu Tsutsui
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Instantaneous gas water heater
    • Patent number 4,501,261
    • Issue date Feb 26, 1985
    • Toto Limited
    • Osamu Tsutsui
    • F24 - HEATING RANGES VENTILATING