TREA

Takamasa Koyama

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Data relay device and display device
    • Patent number 11,341,935
    • Issue date May 24, 2022
    • Keyence Corporation
    • Takamasa Koyama
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Flow meter
    • Patent number 10,641,634
    • Issue date May 5, 2020
    • Keyence Corporation
    • Takamasa Koyama
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    DATA RELAY DEVICE AND DISPLAY DEVICE
    • Publication number 20210233498
    • Publication date Jul 29, 2021
    • KEYENCE CORPORATION
    • Takamasa KOYAMA
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Flow Meter
    • Publication number 20190285454
    • Publication date Sep 19, 2019
    • KEYENCE CORPORATION
    • Takamasa Koyama
    • G01 - MEASURING TESTING