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Toru AIKAWA

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Patents Grantslast 30 patents

  • Information Patent Grant

    Conference system
    • Patent number 11,303,755
    • Issue date Apr 12, 2022
    • Audio-Technica Corporation
    • Kazuhiro Onizuka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound signal processing device, sound signal processing method and...
    • Patent number 11,227,618
    • Issue date Jan 18, 2022
    • Audio-Technica Corporation
    • Kazuhiro Onizuka
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Conference system
    • Patent number 10,791,156
    • Issue date Sep 29, 2020
    • Audio-Technica Corporation
    • Kazuhiro Onizuka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Conference system
    • Patent number 10,666,809
    • Issue date May 26, 2020
    • Audio-Technica Corporation
    • Kazuhiro Onizuka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Noise detector and sound signal output device
    • Patent number 10,157,603
    • Issue date Dec 18, 2018
    • Audio-Technica Corporation
    • Yasuhito Kikuhara
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Conference System
    • Publication number 20200396338
    • Publication date Dec 17, 2020
    • Audio-Technica Corporation
    • Kazuhiro ONIZUKA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND SIGNAL PROCESSING DEVICE, SOUND SIGNAL PROCESSING METHOD AND...
    • Publication number 20200105289
    • Publication date Apr 2, 2020
    • Audio-Technica Corporation
    • Kazuhiro ONIZUKA
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    Conference System
    • Publication number 20180220004
    • Publication date Aug 2, 2018
    • Audio-Technica Corporation
    • Kazuhiro ONIZUKA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    NOISE DETECTOR AND SOUND SIGNAL OUTPUT DEVICE
    • Publication number 20180197525
    • Publication date Jul 12, 2018
    • Audio-Technica Corporation
    • Yasuhito KIKUHARA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    CONFERENCE SYSTEM
    • Publication number 20180183842
    • Publication date Jun 28, 2018
    • Audio-Technica Corporation
    • Kazuhiro ONIZUKA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE