TREA

Tatsuya HAGIWARA

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Directional coupler and semiconductor chip
    • Patent number 11,929,539
    • Issue date Mar 12, 2024
    • Mitsubishi Electric Corporation
    • Takanobu Fujiwara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Amplifier
    • Patent number 10,958,223
    • Issue date Mar 23, 2021
    • Mitsubishi Electric Corporation
    • Tatsuya Hagiwara
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    DELTA SIGMA MODULATION CIRCUIT, DIGITAL TRANSMISSION CIRCUIT, AND D...
    • Publication number 20250030437
    • Publication date Jan 23, 2025
    • Mitsubishi Electric Corporation
    • Hiroyuki MIZUTANI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    DIRECTIONAL COUPLER AND SEMICONDUCTOR CHIP
    • Publication number 20210344095
    • Publication date Nov 4, 2021
    • Mitsubishi Electric Corporation
    • Takanobu FUJIWARA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    AMPLIFIER
    • Publication number 20200235706
    • Publication date Jul 23, 2020
    • Mitsubishi Electric Corporation
    • Tatsuya HAGIWARA
    • H03 - BASIC ELECTRONIC CIRCUITRY