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ECO FIRST Co., Ltd.

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Monitoring system
    • Patent number 11,821,583
    • Issue date Nov 21, 2023
    • ECO FIRST CO., LTD.
    • Tsutomu Katsura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Nozzle-type steam trap
    • Patent number 11,480,295
    • Issue date Oct 25, 2022
    • ECO FIRST CO., LTD.
    • Tsutomu Katsura
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Nozzle-type steam trap
    • Patent number 11,242,954
    • Issue date Feb 8, 2022
    • ECO FIRST CO., LTD.
    • Tsutomu Katsura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    MONITORING SYSTEM
    • Publication number 20210071814
    • Publication date Mar 11, 2021
    • ECO FIRST Co., Ltd.
    • Tsutomu KATSURA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    NOZZLE-TYPE STEAM TRAP
    • Publication number 20210003251
    • Publication date Jan 7, 2021
    • ECO FIRST Co., Ltd.
    • Tsutomu KATSURA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    NOZZLE-TYPE STEAM TRAP
    • Publication number 20160146399
    • Publication date May 26, 2016
    • ECO FIRST Co., Ltd.
    • TSUTOMU KATSURA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Trademarklast 30 trademarks