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Tatsumi ICHIMURA

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electronic timepiece
    • Patent number 11,656,581
    • Issue date May 23, 2023
    • Casio Computer Co., Ltd.
    • Daisuke Uematsu
    • G04 - HOROLOGY
  • Information Patent Grant

    Electronic timepiece and method of assembling electronic timepiece
    • Patent number 11,199,816
    • Issue date Dec 14, 2021
    • Casio Computer Co., Ltd.
    • Takashi Sano
    • G04 - HOROLOGY
  • Information Patent Grant

    Electronic timepiece
    • Patent number 11,199,817
    • Issue date Dec 14, 2021
    • Casio Computer Co., Ltd.
    • Daisuke Uematsu
    • G04 - HOROLOGY
  • Information Patent Grant

    Antenna device and timepiece
    • Patent number 11,144,015
    • Issue date Oct 12, 2021
    • Casio Computer Co., Ltd.
    • Takashi Sano
    • G04 - HOROLOGY
  • Information Patent Grant

    Case and timepiece
    • Patent number 10,747,180
    • Issue date Aug 18, 2020
    • Casio Computer Co., Ltd.
    • Tatsumi Ichimura
    • G04 - HOROLOGY
  • Information Patent Grant

    Switch device and timepiece
    • Patent number 10,627,781
    • Issue date Apr 21, 2020
    • Casio Computer Co., Ltd.
    • Tatsumi Ichimura
    • G04 - HOROLOGY

Patents Applicationslast 30 patents

  • Information Patent Application

    SENSOR DEVICE AND TIMEPIECE
    • Publication number 20230418233
    • Publication date Dec 28, 2023
    • CASIO COMPUTER CO., LTD.
    • Tatsumi ICHIMURA
    • G04 - HOROLOGY
  • Information Patent Application

    ELECTRONIC TIMEPIECE
    • Publication number 20220035318
    • Publication date Feb 3, 2022
    • CASIO COMPUTER CO., LTD.
    • Daisuke UEMATSU
    • G04 - HOROLOGY
  • Information Patent Application

    ELECTRONIC TIMEPIECE AND METHOD OF ASSEMBLING ELECTRONIC TIMEPIECE
    • Publication number 20190137950
    • Publication date May 9, 2019
    • CASIO COMPUTER CO., LTD.
    • Takashi SANO
    • G04 - HOROLOGY
  • Information Patent Application

    ELECTRONIC TIMEPIECE
    • Publication number 20190137951
    • Publication date May 9, 2019
    • CASIO COMPUTER CO., LTD.
    • Daisuke UEMATSU
    • G04 - HOROLOGY
  • Information Patent Application

    ANTENNA DEVICE AND TIMEPIECE
    • Publication number 20190107813
    • Publication date Apr 11, 2019
    • CASIO COMPUTER CO., LTD.
    • Takashi SANO
    • G04 - HOROLOGY
  • Information Patent Application

    CASE AND TIMEPIECE
    • Publication number 20180292789
    • Publication date Oct 11, 2018
    • CASIO COMPUTER CO., LTD.
    • Tatsumi ICHIMURA
    • G04 - HOROLOGY
  • Information Patent Application

    SWITCH DEVICE AND TIMEPIECE
    • Publication number 20180275608
    • Publication date Sep 27, 2018
    • CASIO COMPUTER CO., LTD.
    • Tatsumi ICHIMURA
    • G04 - HOROLOGY