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Koji TSUTSUMI

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  • Chiyoda-ku, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Phase shifter and antenna device
    • Patent number 11,949,394
    • Issue date Apr 2, 2024
    • Mitsubishi Electric Corporation
    • Wataru Yamamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Phase-variable frequency multiplier and antenna device
    • Patent number 11,929,723
    • Issue date Mar 12, 2024
    • Mitsubishi Electric Corporation
    • Wataru Yamamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Phase synchronization device
    • Patent number 11,870,447
    • Issue date Jan 9, 2024
    • Mitsubishi Electric Corporation
    • Sho Ikeda
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Radar device, control circuit of radar device, and storage medium o...
    • Patent number 11,841,457
    • Issue date Dec 12, 2023
    • Mitsubishi Electric Corporation
    • Koji Tsutsumi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Delay synchronization circuit, clock transmission circuit, and cloc...
    • Patent number 11,757,454
    • Issue date Sep 12, 2023
    • Mitsubishi Electric Corporation
    • Sho Ikeda
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Variable gain amplifier
    • Patent number 11,502,656
    • Issue date Nov 15, 2022
    • Mitsubishi Electric Corporation
    • Wataru Yamamoto
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Lock detection circuit and phase-locked loop circuit
    • Patent number 11,283,455
    • Issue date Mar 22, 2022
    • Mitsubishi Electric Corporation
    • Koji Tsutsumi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    PLL circuit
    • Patent number 11,088,697
    • Issue date Aug 10, 2021
    • Mitsubishi Electric Corporation
    • Koji Tsutsumi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Phase-locked loop circuit
    • Patent number 11,088,698
    • Issue date Aug 10, 2021
    • Mitsubishi Electric Corporation
    • Sho Ikeda
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    PLL circuit
    • Patent number 11,043,955
    • Issue date Jun 22, 2021
    • Mitsubishi Electric Corporation
    • Koji Tsutsumi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Current amplifier
    • Patent number 11,005,429
    • Issue date May 11, 2021
    • Mitsubishi Electric Corporation
    • Takaya Maruyama
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    PLL circuit
    • Patent number 10,659,062
    • Issue date May 19, 2020
    • Mitsubishi Electric Corporation
    • Yuki Yanagihara
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Signal generating circuit
    • Patent number 10,585,169
    • Issue date Mar 10, 2020
    • Mitsubishi Electric Corporation
    • Kazuhide Higuchi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Variable gain amplifier
    • Patent number 10,581,395
    • Issue date Mar 3, 2020
    • Mitsubishi Electric Corporation
    • Koji Tsutsumi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Phase shift precision calibration circuitry, vector sum phase shift...
    • Patent number 10,530,338
    • Issue date Jan 7, 2020
    • Mitsubishi Electric Corporation
    • Takaya Maruyama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    PLL circuit
    • Patent number 10,461,756
    • Issue date Oct 29, 2019
    • Mitsubishi Electric Corporation
    • Koji Tsutsumi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Polyphase filter and filter circuit
    • Patent number 10,425,062
    • Issue date Sep 24, 2019
    • Mitsubishi Electric Corporation
    • Atsushi Kato
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Variable frequency divider
    • Patent number 10,411,714
    • Issue date Sep 10, 2019
    • Mitsubishi Electric Corporation
    • Yuki Yanagihara
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Active balun circuit and transformer
    • Patent number 9,614,498
    • Issue date Apr 4, 2017
    • Mitsubishi Electric Corporation
    • Ryosuke Takeuchi
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    PHASE COMPARATOR AND PLL CIRCUIT
    • Publication number 20250055465
    • Publication date Feb 13, 2025
    • Mitsubishi Electric Corporation
    • Sho IKEDA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    VARIABLE ATTENUATOR
    • Publication number 20250030405
    • Publication date Jan 23, 2025
    • Mitsubishi Electric Corporation
    • Shinji Takezoe
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    FILTER CIRCUIT
    • Publication number 20240235529
    • Publication date Jul 11, 2024
    • Mitsubishi Electric Corporation
    • Takaya MARUYAMA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    DELAY SYNCHRONIZATION CIRCUIT, CLOCK TRANSMISSION CIRCUIT, AND CLOC...
    • Publication number 20230017177
    • Publication date Jan 19, 2023
    • Mitsubishi Electric Corporation
    • Sho IKEDA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    RADAR DEVICE
    • Publication number 20220349992
    • Publication date Nov 3, 2022
    • Mitsubishi Electric Corporation
    • Koji TSUTSUMI
    • G01 - MEASURING TESTING
  • Information Patent Application

    PHASE SHIFTER AND ANTENNA DEVICE
    • Publication number 20220329231
    • Publication date Oct 13, 2022
    • Mitsubishi Electric Corporation
    • Wataru YAMAMOTO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PHASE SYNCHRONIZATION DEVICE
    • Publication number 20220052699
    • Publication date Feb 17, 2022
    • Mitsubishi Electric Corporation
    • Sho IKEDA
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    PHASE-VARIABLE FREQUENCY MULTIPLIER AND ANTENNA DEVICE
    • Publication number 20210376817
    • Publication date Dec 2, 2021
    • Mitsubishi Electric Corporation
    • Wataru YAMAMOTO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LOCK DETECTION CIRCUIT AND PHASE-LOCKED LOOP CIRCUIT
    • Publication number 20210211134
    • Publication date Jul 8, 2021
    • Mitsubishi Electric Corporation
    • Koji TSUTSUMI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    RADAR DEVICE, CONTROL CIRCUIT OF RADAR DEVICE, AND STORAGE MEDIUM O...
    • Publication number 20210109193
    • Publication date Apr 15, 2021
    • Mitsubishi Electric Corporation
    • Koji TSUTSUMI
    • G01 - MEASURING TESTING
  • Information Patent Application

    VARIABLE GAIN AMPLIFIER
    • Publication number 20210099144
    • Publication date Apr 1, 2021
    • Mitsubishi Electric Corporation
    • Wataru YAMAMOTO
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    PHASE-LOCKED LOOP CIRCUIT
    • Publication number 20210083681
    • Publication date Mar 18, 2021
    • Mitsubishi Electric Corporation
    • Sho IKEDA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    PLL CIRCUIT
    • Publication number 20200358448
    • Publication date Nov 12, 2020
    • Mitsubishi Electric Corporation
    • Koji TSUTSUMI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    PLL CIRCUIT
    • Publication number 20200083894
    • Publication date Mar 12, 2020
    • Mitsubishi Electric Corporation
    • Koji TSUTSUMI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    CURRENT AMPLIFIER
    • Publication number 20200021252
    • Publication date Jan 16, 2020
    • Mitsubishi Electric Corporation
    • Takaya MARUYAMA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    PLL CIRCUIT
    • Publication number 20190305781
    • Publication date Oct 3, 2019
    • Mitsubishi Electric Corporation
    • Koji TSUTSUMI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    PLL CIRCUIT
    • Publication number 20190296749
    • Publication date Sep 26, 2019
    • Mitsubishi Electric Corporation
    • Yuki YANAGIHARA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    VARIABLE GAIN AMPLIFIER
    • Publication number 20190089318
    • Publication date Mar 21, 2019
    • Mitsubishi Electric Corporation
    • Koji TSUTSUMI
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    VARIABLE FREQUENCY DIVIDER
    • Publication number 20190036533
    • Publication date Jan 31, 2019
    • Mitsubishi Electric Corporation
    • Yuki YANAGIHARA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    POLYPHASE FILTER AND FILTER CIRCUIT
    • Publication number 20190013794
    • Publication date Jan 10, 2019
    • Mitsubishi Electric Corporation
    • Atsushi KATO
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    PHASE SHIFT PRECISION CALIBRATION CIRCUITRY, VECTOR SUM PHASE SHIFT...
    • Publication number 20180323771
    • Publication date Nov 8, 2018
    • Mitsubishi Electric Corporation
    • Takaya MARUYAMA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    SIGNAL GENERATING CIRCUIT
    • Publication number 20170285139
    • Publication date Oct 5, 2017
    • MITSUBISHI ELECTRIC CORPORATION
    • Kazuhide HIGUCHI
    • G01 - MEASURING TESTING
  • Information Patent Application

    ACTIVE BALUN CIRCUIT AND TRANSFORMER
    • Publication number 20160315599
    • Publication date Oct 27, 2016
    • Mitsubishi Electric Corporation
    • Ryosuke TAKEUCHI
    • H03 - BASIC ELECTRONIC CIRCUITRY