TREA

Satoshi Shirayanagi

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Patents Grantslast 30 patents

  • Information Patent Grant

    Ion-exchanger
    • Patent number 9,873,066
    • Issue date Jan 23, 2018
    • Roki Co., Ltd.
    • Masaya Ogura
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Ion exchanger and cooler having ion exchanger
    • Patent number 9,620,801
    • Issue date Apr 11, 2017
    • Nissan Motor Co., Ltd.
    • Shinichiro Takemoto
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Ion-exchange equipment
    • Patent number 9,614,234
    • Issue date Apr 4, 2017
    • Roki Co., Ltd.
    • Kaoru Kamo
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

  • Information Patent Application

    ION-EXCHANGER
    • Publication number 20160089618
    • Publication date Mar 31, 2016
    • ROKI CO., LTD.
    • Masaya OGURA
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ION-EXCHANGE EQUIPMENT
    • Publication number 20150171440
    • Publication date Jun 18, 2015
    • ROKI CO., LTD.
    • Kaoru KAMO
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ION EXCHANGER AND COOLER HAVING ION EXCHANGER
    • Publication number 20140248550
    • Publication date Sep 4, 2014
    • ROKI CO., LTD.
    • Shinichiro Takemoto
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL