TREA

Ryo Osawa

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  • Ina-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Current measuring device
    • Patent number 10,969,408
    • Issue date Apr 6, 2021
    • Koa Corporation
    • Soya Miyajima
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Current measuring device
    • Patent number 10,859,600
    • Issue date Dec 8, 2020
    • Koa Corporation
    • Tamotsu Endo
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    CURRENT MEASURING DEVICE
    • Publication number 20190324058
    • Publication date Oct 24, 2019
    • KOA Corporation
    • Tamotsu ENDO
    • G01 - MEASURING TESTING
  • Information Patent Application

    CURRENT MEASURING DEVICE
    • Publication number 20190162757
    • Publication date May 30, 2019
    • KOA Corporation
    • Soya MIYAJIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CURRENT DETECTION DEVICE
    • Publication number 20180156847
    • Publication date Jun 7, 2018
    • KOA Corporation
    • Keishi Nakamura
    • G01 - MEASURING TESTING