Kyoung-Ryeol Baek

Person

  • Chungcheongnam-do, KR

Patents Grantslast 30 patents

  • Information Patent Grant

    Air diffusion device

    • Patent number 9,567,246
    • Issue date Feb 14, 2017
    • ANT21 Co., Ltd
    • Myung Han Ko
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Multi-disc air diffuser

    • Patent number 8,833,743
    • Issue date Sep 16, 2014
    • ANT21 Co., Ltd
    • Myung-Han Ko
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR DIFFUSION DEVICE

    • Publication number 20150246835
    • Publication date Sep 3, 2015
    • ANT21 CO., LTD.
    • Myung Han Ko
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MULTI-DISC AIR DIFFUSER

    • Publication number 20110304063
    • Publication date Dec 15, 2011
    • ANT21 CO., LTD.
    • Myung-Han Ko
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL