TREA

Naohiro ICHIKAWA

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Airtightness evaluation device
    • Patent number 11,781,936
    • Issue date Oct 10, 2023
    • Mitsubishi Electric Corporation
    • Takehiro Koyano
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    AIRTIGHTNESS TESTING APPARATUS AND AIRTIGHTNESS TESTING METHOD
    • Publication number 20240272034
    • Publication date Aug 15, 2024
    • Mitsubishi Electric Corporation
    • Yusei ONO
    • G01 - MEASURING TESTING
  • Information Patent Application

    REFRIGERATION CYCLE APPARATUS
    • Publication number 20230221050
    • Publication date Jul 13, 2023
    • Tadayuki MATSUSHITA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIRTIGHTNESS EVALUATION DEVICE
    • Publication number 20220291075
    • Publication date Sep 15, 2022
    • Mitsubishi Electric Corporation
    • Takehiro KOYANO
    • G01 - MEASURING TESTING