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Ryosuke Tachi

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  • Iwaki-city, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    ACTIVE NOISE CONTROL SYSTEM
    • Publication number 20230410783
    • Publication date Dec 21, 2023
    • ALPS ALPINE CO., LTD.
    • Ryosuke TACHI
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    COMMUNICATION SUPPORT SYSTEM
    • Publication number 20230396922
    • Publication date Dec 7, 2023
    • ALPS ALPINE CO., LTD.
    • Ryosuke Tachi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    AUDIO SIGNAL PROCESSING APPARATUS, AUDIO SYSTEM, AND METHOD FOR ENH...
    • Publication number 20230292044
    • Publication date Sep 14, 2023
    • ALPS ALPINE CO., LTD.
    • Ryosuke TACHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    COMMUNICATION SUPPORT SYSTEM
    • Publication number 20230274723
    • Publication date Aug 31, 2023
    • ALPS ALPINE CO., LTD.
    • Ryosuke TACHI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SPEAKER
    • Publication number 20230164491
    • Publication date May 25, 2023
    • ALPS ALPINE CO., LTD.
    • Hiroki Toita
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DISPLACEMENT DETECTION CALIBRATION METHOD AND SPEAKER DISPL...
    • Publication number 20230140328
    • Publication date May 4, 2023
    • ALPS ALPINE CO., LTD.
    • Ryosuke TACHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IN-VEHICLE COMMUNICATION SUPPORT SYSTEM
    • Publication number 20230018804
    • Publication date Jan 19, 2023
    • ALPS ALPINE CO., LTD.
    • Ryosuke Tachi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DISTORTION CORRECTION DEVICE
    • Publication number 20230012785
    • Publication date Jan 19, 2023
    • ALPS ALPINE CO., LTD.
    • Yuji Saito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACTIVE NOISE CONTROL SYSTEM
    • Publication number 20220293080
    • Publication date Sep 15, 2022
    • ALPS ALPINE CO., LTD.
    • Ryosuke Tachi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    ACTIVE NOISE CONTROL SYSTEM
    • Publication number 20220293079
    • Publication date Sep 15, 2022
    • ALPS ALPINE CO., LTD.
    • Ryosuke Tachi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    ACTIVE NOISE CONTROL SYSTEM
    • Publication number 20220046358
    • Publication date Feb 10, 2022
    • ALPS ALPINE CO., LTD.
    • Ryosuke Tachi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    IN-VEHICLE COMMUNICATION SUPPORT SYSTEM
    • Publication number 20220005451
    • Publication date Jan 6, 2022
    • ALPS ALPINE CO., LTD.
    • Ryosuke Tachi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    IN-VEHICLE COMMUNICATION SUPPORT SYSTEM
    • Publication number 20220005452
    • Publication date Jan 6, 2022
    • ALPS ALPINE CO., LTD.
    • Ryosuke Tachi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ACTIVE NOISE CONTROL SYSTEM
    • Publication number 20220005453
    • Publication date Jan 6, 2022
    • ALPS ALPINE CO., LTD.
    • Ryosuke Tachi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    ACTIVE NOISE CONTROL SYSTEM
    • Publication number 20220007109
    • Publication date Jan 6, 2022
    • ALPS ALPINE CO., LTD.
    • Ryosuke Tachi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ACTIVE NOISE CONTROL SYSTEM
    • Publication number 20220005450
    • Publication date Jan 6, 2022
    • ALPS ALPINE CO., LTD.
    • Ryosuke Tachi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    NOISE REDUCTION DEVICE, VEHICLE, NOISE REDUCTION SYSTEM, AND NOISE...
    • Publication number 20210020156
    • Publication date Jan 21, 2021
    • ALPINE ELECTRONICS, INC.
    • Ryosuke TACHI
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    ACTIVE NOISE CONTROL SYSTEM
    • Publication number 20200372892
    • Publication date Nov 26, 2020
    • ALPINE ELECTRONICS, INC.
    • Ryosuke Tachi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    ACTIVE NOISE CONTROL SYSTEM
    • Publication number 20200372893
    • Publication date Nov 26, 2020
    • ALPINE ELECTRONICS, INC.
    • Ryosuke Tachi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    ACTIVE NOISE CONTROL SYSTEM, SETTING METHOD OF ACTIVE NOISE CONTROL...
    • Publication number 20200211526
    • Publication date Jul 2, 2020
    • ALPINE ELECTRONICS, INC.
    • Ryosuke Tachi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    ACTIVE NOISE CONTROL SYSTEM AND ON-VEHICLE AUDIO SYSTEM
    • Publication number 20200020315
    • Publication date Jan 16, 2020
    • ALPINE ELECTRONICS, INC.
    • Ryosuke Tachi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    AUDIO PROCESSING APPARATUS AND AUDIO PROCESSING METHOD
    • Publication number 20170345442
    • Publication date Nov 30, 2017
    • ALPINE ELECTRONICS, INC.
    • Ryosuke Tachi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS