TREA

Yu TAKYOH

Follow

Person

  • Nishitokyo-shi, Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Step motor drive device and circuit
    • Patent number 11,422,511
    • Issue date Aug 23, 2022
    • Citizen Watch Co., Ltd.
    • Yu Takyoh
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Step motor driving device
    • Patent number 11,378,920
    • Issue date Jul 5, 2022
    • Citizen Watch Co., Ltd.
    • Yu Takyoh
    • G04 - HOROLOGY
  • Information Patent Grant

    Drive circuit for two-coil step motor
    • Patent number 11,086,273
    • Issue date Aug 10, 2021
    • Citizen Watch Co., Ltd.
    • Yu Takyoh
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electronic watch
    • Patent number 10,754,299
    • Issue date Aug 25, 2020
    • Citizen Watch Co., Ltd.
    • Yu Takyoh
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Drive circuit for two-coil step motor, two-coil step motor, and ele...
    • Patent number 10,545,459
    • Issue date Jan 28, 2020
    • Citizen Watch Co., Ltd.
    • Yu Takyoh
    • G04 - HOROLOGY
  • Information Patent Grant

    Electronic watch
    • Patent number 10,331,084
    • Issue date Jun 25, 2019
    • Citizen Watch Co., Ltd.
    • Daisuke Iri
    • G04 - HOROLOGY
  • Information Patent Grant

    Drive circuit for two-coil step motor
    • Patent number 10,197,972
    • Issue date Feb 5, 2019
    • Citizen Watch Co., Ltd.
    • Toshiaki Fukushima
    • G04 - HOROLOGY

Patents Applicationslast 30 patents

  • Information Patent Application

    STEP MOTOR DRIVING DEVICE
    • Publication number 20210263474
    • Publication date Aug 26, 2021
    • Citizen Watch Co., Ltd.
    • Yu TAKYOH
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    STEP MOTOR DRIVE DEVICE AND CIRCUIT
    • Publication number 20200333749
    • Publication date Oct 22, 2020
    • CITIZEN WATCH CO., LTD.
    • Yu TAKYOH
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    DRIVE CIRCUIT FOR TWO-COIL STEP MOTOR
    • Publication number 20200019124
    • Publication date Jan 16, 2020
    • CITIZEN WATCH CO., LTD.
    • Yu TAKYOH
    • G04 - HOROLOGY
  • Information Patent Application

    ELECTRONIC WATCH
    • Publication number 20190041804
    • Publication date Feb 7, 2019
    • Citizen Watch Co., Ltd.
    • Yu TAKYOH
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    DRIVE CIRCUIT FOR TWO-COIL STEP MOTOR, TWO-COIL STEP MOTOR, AND ELE...
    • Publication number 20180246471
    • Publication date Aug 30, 2018
    • Citizen Watch Co., Ltd.
    • Yu TAKYOH
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    DRIVE CIRCUIT FOR TWO-COIL STEP MOTOR
    • Publication number 20170357216
    • Publication date Dec 14, 2017
    • Citizen Watch Co., Ltd.
    • Toshiaki FUKUSHIMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRONIC WATCH
    • Publication number 20170227932
    • Publication date Aug 10, 2017
    • Citizen Watch Co., Ltd.
    • Daisuke IRI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER