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Qinghai Wang

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  • Shenzhen, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    DC/DC converter and communication power supply with common mode noi...
    • Patent number 12,119,740
    • Issue date Oct 15, 2024
    • Huawei Technologies Co., Ltd.
    • Qiong Ye
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Transformer and switch-mode power supply
    • Patent number 12,046,409
    • Issue date Jul 23, 2024
    • Huawei Technologies Co., Ltd.
    • Hongbo Zhang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Power converter and related system
    • Patent number 11,784,552
    • Issue date Oct 10, 2023
    • HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
    • Zhengyan He
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power converter and related system
    • Patent number 11,437,904
    • Issue date Sep 6, 2022
    • HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
    • Zhengyan He
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power converter and related system
    • Patent number 11,404,951
    • Issue date Aug 2, 2022
    • HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
    • Zhengyan He
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Self-adaptable recharger
    • Patent number 8,169,184
    • Issue date May 1, 2012
    • Shiqing Li
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Interface circuit and communication device
    • Patent number 8,077,441
    • Issue date Dec 13, 2011
    • Huawei Technologies Co., Ltd.
    • Hongting Luo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    DC/DC CONVERTER AND COMMUNICATION POWER SUPPLY
    • Publication number 20220376607
    • Publication date Nov 24, 2022
    • Huawei Technologies Co., Ltd
    • Qiong YE
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERTER AND RELATED SYSTEM
    • Publication number 20220337145
    • Publication date Oct 20, 2022
    • Huawei Digital Power Technologies Co., Ltd.
    • Zhengyan HE
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERTER AND RELATED SYSTEM
    • Publication number 20210091653
    • Publication date Mar 25, 2021
    • Huawei Technologies Co., Ltd
    • Zhengyan HE
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Transformer and Switch-Mode Power Supply
    • Publication number 20200168389
    • Publication date May 28, 2020
    • Huawei Technologies Co., Ltd
    • Hongbo Zhang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Active Filter and Communications System
    • Publication number 20160211737
    • Publication date Jul 21, 2016
    • Huawei Technologies Co., Ltd
    • Dan Yang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SELF-ADAPTABLE RECHARGER
    • Publication number 20110101910
    • Publication date May 5, 2011
    • Shenzhen Yingi Industrial Co., Ltd
    • Shiqing Li
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    INTERFACE CIRCUIT AND COMMUNICATION DEVICE
    • Publication number 20110026178
    • Publication date Feb 3, 2011
    • Huawei Technologies Co., Ltd
    • Hongting Luo
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE