Masatoshi YOKOYAMA

Person

  • Tochigi, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Display device

    • Patent number 11,841,595
    • Issue date Dec 12, 2023
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi Yokoyama
    • G02 - OPTICS
  • Information Patent Grant

    Display device

    • Patent number 11,543,718
    • Issue date Jan 3, 2023
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi Yokoyama
    • G02 - OPTICS
  • Information Patent Grant

    Display device

    • Patent number 11,327,376
    • Issue date May 10, 2022
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi Yokoyama
    • G02 - OPTICS
  • Information Patent Grant

    Display device

    • Patent number 11,137,651
    • Issue date Oct 5, 2021
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi Yokoyama
    • G02 - OPTICS
  • Information Patent Grant

    Display device

    • Patent number 10,877,338
    • Issue date Dec 29, 2020
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi Yokoyama
    • G02 - OPTICS
  • Information Patent Grant

    Semiconductor device, display device including semiconductor device...

    • Patent number 10,861,980
    • Issue date Dec 8, 2020
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masahiro Katayama
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Display device

    • Patent number 10,852,576
    • Issue date Dec 1, 2020
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi Yokoyama
    • G02 - OPTICS
  • Information Patent Grant

    Display device

    • Patent number 10,437,091
    • Issue date Oct 8, 2019
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi Yokoyama
    • G02 - OPTICS
  • Information Patent Grant

    Display device

    • Patent number 10,018,887
    • Issue date Jul 10, 2018
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi Yokoyama
    • G02 - OPTICS
  • Information Patent Grant

    Semiconductor device

    • Patent number 9,741,866
    • Issue date Aug 22, 2017
    • Semiconductor Energy Laboratory Co., Ltd.
    • Takayuki Cho
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device

    • Patent number 9,366,894
    • Issue date Jun 14, 2016
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi Yokoyama
    • G02 - OPTICS
  • Information Patent Grant

    Semiconductor device and manufacturing method thereof

    • Patent number 9,362,411
    • Issue date Jun 7, 2016
    • Semiconductor Energy Laboratory Co., Ltd.
    • Kenichi Okazaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Field effect device with oxide semiconductor layer

    • Patent number 9,196,743
    • Issue date Nov 24, 2015
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi Yokoyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device

    • Patent number 9,097,925
    • Issue date Aug 4, 2015
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi Yokoyama
    • G02 - OPTICS
  • Information Patent Grant

    Semiconductor device

    • Patent number 8,937,305
    • Issue date Jan 20, 2015
    • Semiconductor Energy Laboratory Co., Ltd.
    • Takayuki Cho
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor device

    • Patent number 8,785,926
    • Issue date Jul 22, 2014
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi Yokoyama
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    DISPLAY DEVICE

    • Publication number 20240192558
    • Publication date Jun 13, 2024
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi YOKOYAMA
    • G02 - OPTICS
  • Information Patent Application

    DISPLAY DEVICE

    • Publication number 20230129465
    • Publication date Apr 27, 2023
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi YOKOYAMA
    • G02 - OPTICS
  • Information Patent Application

    DISPLAY DEVICE

    • Publication number 20220137469
    • Publication date May 5, 2022
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi YOKOYAMA
    • G02 - OPTICS
  • Information Patent Application

    SEMICONDUCTOR DEVICE

    • Publication number 20220123150
    • Publication date Apr 21, 2022
    • Semiconductor Energy Laboratory Co., Ltd.
    • Shunpei YAMAZAKI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DISPLAY DEVICE

    • Publication number 20210333668
    • Publication date Oct 28, 2021
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi YOKOYAMA
    • G02 - OPTICS
  • Information Patent Application

    DISPLAY DEVICE

    • Publication number 20210072605
    • Publication date Mar 11, 2021
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi YOKOYAMA
    • G02 - OPTICS
  • Information Patent Application

    DISPLAY DEVICE

    • Publication number 20200264471
    • Publication date Aug 20, 2020
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi YOKOYAMA
    • G02 - OPTICS
  • Information Patent Application

    DISPLAY DEVICE

    • Publication number 20200026118
    • Publication date Jan 23, 2020
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi YOKOYAMA
    • G02 - OPTICS
  • Information Patent Application

    SEMICONDUCTOR DEVICE, DISPLAY DEVICE INCLUDING SEMICONDUCTOR DEVICE...

    • Publication number 20180374957
    • Publication date Dec 27, 2018
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masahiro KATAYAMA
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    DISPLAY DEVICE

    • Publication number 20180329244
    • Publication date Nov 15, 2018
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi YOKOYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF

    • Publication number 20160276489
    • Publication date Sep 22, 2016
    • Semiconductor Energy Laboratory Co., Ltd.
    • Kenichi Okazaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DISPLAY DEVICE

    • Publication number 20160246090
    • Publication date Aug 25, 2016
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi YOKOYAMA
    • G02 - OPTICS
  • Information Patent Application

    DISPLAY DEVICE

    • Publication number 20150301395
    • Publication date Oct 22, 2015
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masatoshi YOKOYAMA
    • G02 - OPTICS
  • Information Patent Application

    SEMICONDUCTOR DEVICE, DISPLAY DEVICE INCLUDING SEMICONDUCTOR DEVICE...

    • Publication number 20150270403
    • Publication date Sep 24, 2015
    • Semiconductor Energy Laboratory Co., Ltd.
    • Masahiro KATAYAMA
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    SEMICONDUCTOR DEVICE

    • Publication number 20150140734
    • Publication date May 21, 2015
    • Semiconductor Energy Laboratory Co., Ltd.
    • Takayuki CHO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DISPLAY DEVICE

    • Publication number 20140022480
    • Publication date Jan 23, 2014
    • Semiconductor Energy Laboratory Co., Ltd
    • Masatoshi YOKOYAMA
    • G02 - OPTICS
  • Information Patent Application

    SEMICONDUCTOR DEVICE

    • Publication number 20130270554
    • Publication date Oct 17, 2013
    • Masatoshi YOKOYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF

    • Publication number 20130270555
    • Publication date Oct 17, 2013
    • Sharp Kabushiki Kaisha
    • Kenichi Okazaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE

    • Publication number 20130270553
    • Publication date Oct 17, 2013
    • Masatoshi YOKOYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE

    • Publication number 20130099232
    • Publication date Apr 25, 2013
    • Semiconductor Energy Laboratory Co., Ltd.
    • Takayuki CHO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE

    • Publication number 20120001179
    • Publication date Jan 5, 2012
    • SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
    • Shunpei YAMAZAKI
    • H01 - BASIC ELECTRIC ELEMENTS