• 2019

    8月

    Launched container equipped with DENBA


    3月

    Freshness preservation device utilizing space potential

    Obtained Australian Patent No. 2014 382339


    2月

    DENBA HEALTH obtained medical device certification in China


    1月

    Freshness preservation device utilizing space potential

    Obtained European Patent No. 14.882328.9



  • 2018

    12月

    Obtained CE certification for European electrical safety standards


    11月

    Factory and R&D Technical Center Established(Saitama Hasuda)


    10月

    Radio/EMC regulation of US/Canada wireless

    equipment/information equipment acquired FCC certification


    7月

    Freshness preservation device utilizing space potential

    Obtained Japanese Patent No. 6368882


    5月

    "DENBA HEALTH standard type" launched

    "DENBA HEALTH highgrade type" launched



  • 2017

    11月

    Aircraft loading standard RTCA DO-160D compliant


    11月

    Launched house hold refrigerator equipped with DENBA

    "CHiQ M Fresh" from China Hefei Meiling Co., Ltd.


    9月

    Freshness preservation device utilizing space potential

    Obtained Korean Patent No. 10-1759099


    8月

    Freshness preservation device utilizing space potential

    Obtained U.S. Patent No. 9681677


    2月

    Freshness preservation device utilizing space potential

    Obtained Taiwan Patent No. 1568395



  • 2016

    9月

    Space potential generator

    Obtained Japanese Patent No. 5974377


    2月

    Space potential generator

    Obtained Chinese Patent No. 1924981



  • 2015

    1月

    Freshness preservation device utilizing space potential

    Obtained Japanese Patent No. 5683032



  • 2013

    8月

    Started manufacturing and selling electric field producing freshness preservation device "DENBA +" and fryer supporter "DENBA Fryer"

  • 2004

    5月

    Started manufacturing and selling water molecule activation device "Agua Clean"


    4月

    Established in Tokyo