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Koji Yotsumoto

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  • Tokyo, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    SYNCHRONIZATION SIGNAL CONVERSION DEVICE
    • Publication number 20210258906
    • Publication date Aug 19, 2021
    • Hitachi Kokusai Electric Inc.
    • Yoichi Kushioka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    AUTONOMOUS RADIATION PATTERN GENERATION ANTENNA CONTROL DEVICE, CON...
    • Publication number 20210135357
    • Publication date May 6, 2021
    • Hitachi Kokusai Electric Inc.
    • Satoru YASUI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    NOISE CANCELLER DEVICE
    • Publication number 20190319651
    • Publication date Oct 17, 2019
    • Hitachi Kokusai Electric Inc.
    • Yoichi KUSHIOKA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    DEVICE FOR RADIO COMMUNICATION USING A PLURALITY OF ANTENNAS
    • Publication number 20180375539
    • Publication date Dec 27, 2018
    • Hitachi Kokusai Electric Inc.
    • Koji YOTSUMOTO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    NOISE CANCELLER DEVICE
    • Publication number 20160373145
    • Publication date Dec 22, 2016
    • Hitachi Kokusai Electric Inc.
    • Yoichi KUSHIOKA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    RECEIVER
    • Publication number 20090086854
    • Publication date Apr 2, 2009
    • Hitachi Kokusai Electric Inc.
    • Koji YOTSUMOTO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    BASE STATION DEVICE
    • Publication number 20090069036
    • Publication date Mar 12, 2009
    • Hitachi Kokusai Electric Inc.
    • Koji YOTSUMOTO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Transmitter
    • Publication number 20080240287
    • Publication date Oct 2, 2008
    • Hitachi Kokusai Electric Inc.
    • Koji Yotsumoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Base station device
    • Publication number 20060222056
    • Publication date Oct 5, 2006
    • Hitachi Kokusai Electric Inc.
    • Koji Yotsumoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Correlation detection apparatus and fourier transform apparatus
    • Publication number 20040042388
    • Publication date Mar 4, 2004
    • Hitachi Kokusai Electric Inc.
    • Koji Yotsumoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    CDMA wireless base station
    • Publication number 20030069044
    • Publication date Apr 10, 2003
    • Hitachi Kokusai Electric Inc.
    • Koji Yotsumoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE