TREA

Hirokazu Kawamura

Follow

Person

  • Hashima-shi, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Conduit and hot water supply system
    • Patent number 10,605,453
    • Issue date Mar 31, 2020
    • NORTIZ CORPORATION
    • Masaki Sugatani
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Exhaust pipe for water heater
    • Patent number D816820
    • Issue date May 1, 2018
    • LIVING ENGINEERING CO., LTD.
    • Yasuhide Satoh
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Pipe joint and pipe equipped with pipe joint
    • Patent number 8,414,033
    • Issue date Apr 9, 2013
    • Mirai Industry Co., Ltd.
    • Hirokazu Kawamura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    CONDUIT AND HOT WATER SUPPLY SYSTEM
    • Publication number 20180209645
    • Publication date Jul 26, 2018
    • NORITZ CORPORATION
    • Masaki SUGATANI
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    PIPE JOINT AND PIPE EQUIPPED WITH PIPE JOINT
    • Publication number 20120139234
    • Publication date Jun 7, 2012
    • Tosetz Co., Ltd.
    • Hirokazu Kawamura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...