Wenchang Huang

Person

  • XIAMEN, CN

Patents Grantslast 30 patents

  • Information Patent Grant

    Lighting apparatus

    • Patent number 11,421,831
    • Issue date Aug 23, 2022
    • XIAMEN LEEDARSON LIGHTING CO., LTD
    • Hongbin Lin
    • F21 - LIGHTING
  • Information Patent Grant

    Lighting apparatus

    • Patent number 11,419,192
    • Issue date Aug 16, 2022
    • XIAMEN ECO LIGHTING CO. LTD.
    • Haifang Huang
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Lighting apparatus

    • Patent number 11,118,738
    • Issue date Sep 14, 2021
    • XIAMEN LEEDARSON LIGHTING CO., LTD
    • Juncheng Che
    • F21 - LIGHTING
  • Information Patent Grant

    Light bulb apparatus with heat dissipation and isolation

    • Patent number 11,002,444
    • Issue date May 11, 2021
    • XIAMEN ECO LIGHTING CO. LTD.
    • Maojin Zeng
    • F21 - LIGHTING
  • Information Patent Grant

    LED circuit with color temperature adjustment

    • Patent number 10,609,779
    • Issue date Mar 31, 2020
    • XIAMEN ECO LIGHTING CO. LTD.
    • Qiyuan Wang
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    LED sensing light driving circuit

    • Patent number 10,492,272
    • Issue date Nov 26, 2019
    • XIAMEN ECO LIGHTING CO. LTD.
    • Wenchang Huang
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    LED circuit with color temperature adjustment

    • Patent number 10,206,261
    • Issue date Feb 12, 2019
    • XIAMEN ECO LIGHTING CO. LTD.
    • Qiyuan Wang
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Lighting apparatus

    • Patent number 9,967,943
    • Issue date May 8, 2018
    • XIAMEN ECO LIGHTING CO. LTD.
    • Qiyuan Wang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    LED driver circuit

    • Patent number 9,900,946
    • Issue date Feb 20, 2018
    • XIAMEN LEEDARSON LIGHTING GROUP CO., LTD.
    • Minghao Wu
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    LIGHT BULB APPARATUS

    • Publication number 20210372574
    • Publication date Dec 2, 2021
    • XIAMEN LEEDARSON LIGHTING CO.,LTD
    • Juncheng Che
    • F21 - LIGHTING
  • Information Patent Application

    LIGHTING APPARATUS

    • Publication number 20210282249
    • Publication date Sep 9, 2021
    • XIAMEN ECO LIGHTING CO. LTD.
    • Wenchang HUANG
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    LIGHTING APPARATUS

    • Publication number 20210262620
    • Publication date Aug 26, 2021
    • XIAMEN LEEDARSON LIGHTING CO.,LTD
    • Hongbin Lin
    • F21 - LIGHTING
  • Information Patent Application

    LIGHTING APPARATUS

    • Publication number 20200337128
    • Publication date Oct 22, 2020
    • XIAMEN ECO LIGHTING CO. LTD.
    • Haifang Huang
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    LIGHT BULB APPARATUS

    • Publication number 20200166204
    • Publication date May 28, 2020
    • XIAMEN ECO LIGHTING CO. LTD.
    • Maojin Zeng
    • F21 - LIGHTING
  • Information Patent Application

    LED SENSING LIGHT DRIVING CIRCUIT

    • Publication number 20190297706
    • Publication date Sep 26, 2019
    • XIAMEN ECO LIGHTING CO. LTD.
    • Wenchang Huang
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    LED CIRCUIT WITH COLOR TEMPERATURE ADJUSTMENT

    • Publication number 20190132925
    • Publication date May 2, 2019
    • XIAMEN ECO LIGHTING CO. LTD.
    • Qiyuan Wang
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    LED CIRCUIT WITH COLOR TEMPERATURE ADJUSTMENT

    • Publication number 20180249547
    • Publication date Aug 30, 2018
    • XIAMEN ECO LIGHTING CO. LTD.
    • Qiyuan Wang
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    LED DRIVER CIRCUIT

    • Publication number 20170311395
    • Publication date Oct 26, 2017
    • Xiamen Lee Brothers Co., Ltd.
    • Minghao Wu
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR