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Tomoyuki Ogawa

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  • Tokyo, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    ANTENNA DEVICE
    • Publication number 20180358693
    • Publication date Dec 13, 2018
    • Hitachi Metals, Ltd.
    • Satoshi Yoshihara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POWER FEED CIRCUIT AND ANTENNA DEVICE
    • Publication number 20180323509
    • Publication date Nov 8, 2018
    • Hitachi Metals, Ltd.
    • Tomoyuki OGAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA DEVICE
    • Publication number 20180212335
    • Publication date Jul 26, 2018
    • Hitachi Metals, Ltd.
    • Seiji Kado
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    90-DEGREE HYBRID CIRCUIT
    • Publication number 20180205130
    • Publication date Jul 19, 2018
    • Hitachi Metals, Ltd.
    • Tomoyuki OGAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Antenna Device
    • Publication number 20170040699
    • Publication date Feb 9, 2017
    • Hitachi Metals, Ltd.
    • Naoki ISO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA DEVICE
    • Publication number 20160248167
    • Publication date Aug 25, 2016
    • Hitachi Metals, Ltd.
    • Naoki ISO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PHASE SHIFTER AND ANTENNA DEVICE HAVING SAME
    • Publication number 20160013532
    • Publication date Jan 14, 2016
    • Hitachi Metals, Ltd.
    • Naoki ISO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Phase-Shift Circuit and Antenna Device
    • Publication number 20150357696
    • Publication date Dec 10, 2015
    • Hitachi Metals, Ltd.
    • Naoki ISO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA DEVICE
    • Publication number 20150207221
    • Publication date Jul 23, 2015
    • Hitachi Metals, Ltd.
    • Naoki ISO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Phase Shift Circuit and Antenna Device
    • Publication number 20150207227
    • Publication date Jul 23, 2015
    • Hitachi Metals, Ltd.
    • Naoki ISO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA DEVICE
    • Publication number 20150061959
    • Publication date Mar 5, 2015
    • Hitachi Metals, Ltd.
    • Naoki ISO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA DEVICE
    • Publication number 20150061965
    • Publication date Mar 5, 2015
    • HITACHI METALS, LTD
    • Naoki ISO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA DEVICE
    • Publication number 20150042530
    • Publication date Feb 12, 2015
    • Hitachi Metals, Ltd.
    • Nobuaki Kitano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA DEVICE
    • Publication number 20150042531
    • Publication date Feb 12, 2015
    • Hitachi Metals, Ltd.
    • Nobuaki Kitano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA DEVICE
    • Publication number 20140361951
    • Publication date Dec 11, 2014
    • Hitachi Metals, Ltd.
    • Naoki ISO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA DEVICE
    • Publication number 20140320371
    • Publication date Oct 30, 2014
    • Hitachi Metals, Ltd.
    • Naoki ISO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PHASE SHIFT CIRCUIT AND ANTENNA DEVICE
    • Publication number 20140232484
    • Publication date Aug 21, 2014
    • Hitachi Metals, Ltd.
    • Kazuhiro SAKASAI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA DEVICE
    • Publication number 20130314284
    • Publication date Nov 28, 2013
    • Hitachi Cable, Ltd.
    • Osamu TASAKI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA DEVICE
    • Publication number 20130271344
    • Publication date Oct 17, 2013
    • Hitachi Cable, Ltd.
    • Osamu TASAKI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Mobile communication base station antenna and mobile communication...
    • Publication number 20120115548
    • Publication date May 10, 2012
    • Hitachi Cable, Ltd.
    • Takayuki SHIMIZU
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MOBILE COMMUNICATION BASE STATION ANTENNA
    • Publication number 20120062440
    • Publication date Mar 15, 2012
    • Hitachi Cable, Ltd.
    • Osamu TASAKI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COMPOSITE ANTENNA DEVICE
    • Publication number 20110187616
    • Publication date Aug 4, 2011
    • HITACHI CABLE, LTD.
    • Naoki Iso
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ANTENNA AND ELECTRONIC DEVICE EQUIPPED WITH SAME
    • Publication number 20110057844
    • Publication date Mar 10, 2011
    • HITACHI CABLE, LTD.
    • Haruyuki Watanabe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Mobile communication base station antenna
    • Publication number 20100227646
    • Publication date Sep 9, 2010
    • Hitachi Cable, Ltd.
    • Tomoyuki Ogawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Mobile communication base station antenna
    • Publication number 20100225552
    • Publication date Sep 9, 2010
    • Hitachi Cable, Ltd.
    • Takayuki Shimizu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ENCRYPTION AND DECRYPTION METHOD FOR SHARED ENCRYPTED FILE
    • Publication number 20100185852
    • Publication date Jul 22, 2010
    • Hitachi Software Engineering Co., Ltd.
    • Tomoyuki Ogawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Antenna and electric device having the same
    • Publication number 20100176997
    • Publication date Jul 15, 2010
    • Hitachi Cable, Ltd.
    • Morihiko Ikegaya
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Circular polarized wave antenna and method for designing same
    • Publication number 20080012772
    • Publication date Jan 17, 2008
    • Hitachi Cable, Ltd.
    • Tomoyuki Ogawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Antenna and method of manufacturing the same, and portable wireless...
    • Publication number 20070139270
    • Publication date Jun 21, 2007
    • Ken Takei
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Distributed phase type circular polarized wave antenna, high-freque...
    • Publication number 20060267845
    • Publication date Nov 30, 2006
    • Hitachi Cable, Ltd.
    • Ken Takei
    • H01 - BASIC ELECTRIC ELEMENTS