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Keisuke NAKATSUKA

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  • Seoul, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Resistance change memory
    • Patent number 10,311,929
    • Issue date Jun 4, 2019
    • TOSHIBA MEMORY CORPORATION
    • Hisanori Aikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Magnetoresistive memory device
    • Patent number 10,049,711
    • Issue date Aug 14, 2018
    • TOSHIBA MEMORY CORPORATION
    • Keisuke Nakatsuka
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Semiconductor memory device
    • Patent number 10,020,040
    • Issue date Jul 10, 2018
    • TOSHIBA MEMORY CORPORATION
    • Keisuke Nakatsuka
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetoresistive memory device
    • Patent number 9,934,834
    • Issue date Apr 3, 2018
    • TOSHIBA MEMORY CORPORATION
    • Keisuke Nakatsuka
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic storage device
    • Patent number 9,887,237
    • Issue date Feb 6, 2018
    • TOSHIBA MEMORY CORPORATION
    • Shintaro Sakai
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Logical operation circuit and memory device
    • Patent number 9,773,539
    • Issue date Sep 26, 2017
    • TOSHIBA MEMORY CORPORATION
    • Keisuke Nakatsuka
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Memory device
    • Patent number 9,728,242
    • Issue date Aug 8, 2017
    • Kabushiki Kaisha Toshiba
    • Motoyuki Sato
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Semiconductor memory device
    • Patent number 9,620,565
    • Issue date Apr 11, 2017
    • Kabushiki Kaisha Toshiba
    • Keisuke Nakatsuka
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Semiconductor memory device
    • Patent number 9,401,386
    • Issue date Jul 26, 2016
    • Kabushiki Kaisha Toshiba
    • Keisuke Nakatsuka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor memory device
    • Patent number 9,190,452
    • Issue date Nov 17, 2015
    • Keisuke Nakatsuka
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    RESISTANCE CHANGE MEMORY
    • Publication number 20180102156
    • Publication date Apr 12, 2018
    • Toshiba Memory Corporation
    • Hisanori AIKAWA
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    SEMICONDUCTOR MEMORY DEVICE
    • Publication number 20180075892
    • Publication date Mar 15, 2018
    • Toshiba Memory Corporation
    • Keisuke NAKATSUKA
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    MAGNETIC STORAGE DEVICE
    • Publication number 20170141157
    • Publication date May 18, 2017
    • Kabushiki Kaisha Toshiba
    • Shintaro SAKAI
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    LOGICAL OPERATION CIRCUIT AND MEMORY DEVICE
    • Publication number 20170076774
    • Publication date Mar 16, 2017
    • Keisuke NAKATSUKA
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20170069686
    • Publication date Mar 9, 2017
    • Keisuke NAKATSUKA
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    MAGNETORESISTIVE MEMORY DEVICE
    • Publication number 20160379701
    • Publication date Dec 29, 2016
    • Kabushiki Kaisha Toshiba
    • Keisuke NAKATSUKA
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    MAGNETORESISTIVE MEMORY DEVICE
    • Publication number 20160365132
    • Publication date Dec 15, 2016
    • Kabushiki Kaisha Toshiba
    • Keisuke NAKATSUKA
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    SEMICONDUCTOR MEMORY DEVICE
    • Publication number 20160315119
    • Publication date Oct 27, 2016
    • Kabushiki Kaisha Toshiba
    • Keisuke NAKATSUKA
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    MAGNETIC MEMORY AND METHOD FOR MANUFACTURING THE SAME
    • Publication number 20160072045
    • Publication date Mar 10, 2016
    • Hiroyuki KANAYA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    FIELD EFFECT TRANSISTOR AND MAGNETIC MEMORY
    • Publication number 20160071941
    • Publication date Mar 10, 2016
    • Keisuke NAKATSUKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR MEMORY DEVICE
    • Publication number 20160049445
    • Publication date Feb 18, 2016
    • Keisuke NAKATSUKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR MEMORY DEVICE
    • Publication number 20140319590
    • Publication date Oct 30, 2014
    • Keisuke NAKATSUKA
    • H01 - BASIC ELECTRIC ELEMENTS