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Junfei WANG

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  • Beijing, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    ORGANIC ELECTROLUMINESCENT DEVICE
    • Publication number 20230136831
    • Publication date May 4, 2023
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Le Wang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTROLUMINESCENT DEVICE
    • Publication number 20220402877
    • Publication date Dec 22, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Le WANG
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTROLUMINESCENT DEVICE
    • Publication number 20220399506
    • Publication date Dec 15, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Chi Yuen Raymond Kwong
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ELECTROLUMINESCENT DEVICE
    • Publication number 20220393116
    • Publication date Dec 8, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Zhihong DAI
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ELECTROLUMINESCENT DEVICE
    • Publication number 20220328773
    • Publication date Oct 13, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Yang WANG
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    ELECTROLUMINESCENT MATERIAL AND DEVICE
    • Publication number 20220289681
    • Publication date Sep 15, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Qiang WANG
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTROLUMINESCENT DEVICE
    • Publication number 20220274998
    • Publication date Sep 1, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Le Wang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ORGANIC ELECTROLUMINESCENT DEVICE
    • Publication number 20220231232
    • Publication date Jul 21, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Qiang Wang
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ORGANIC ELECTROLUMINESCENT MATERIAL AND DEVICE THEREOF
    • Publication number 20220213116
    • Publication date Jul 7, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Feng Li
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTROLUMINESCENT DEVICE
    • Publication number 20220216433
    • Publication date Jul 7, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Chi Yuen Raymond Kwong
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ORGANIC ELECTROLUMINESCENT DEVICE
    • Publication number 20220199916
    • Publication date Jun 23, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Chi Yuen Raymond Kwong
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ORGANIC ELECTROLUMINESCENT MATERIAL AND DEVICE THEREOF
    • Publication number 20220194956
    • Publication date Jun 23, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Feng Li
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTROLUMINESCENT MATERIAL AND DEVICE THEREOF
    • Publication number 20220177502
    • Publication date Jun 9, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Qiang WANG
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ORGANIC ELECTROLUMINESCENT DEVICE
    • Publication number 20220077404
    • Publication date Mar 10, 2022
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Han Zhang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTROLUMINESCENT MATERIALS AND DEVICES
    • Publication number 20210328153
    • Publication date Oct 21, 2021
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Han ZHANG
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ORGANIC ELECTROLUMINESCENT MATERIAL AND DEVICE
    • Publication number 20210167297
    • Publication date Jun 3, 2021
    • BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
    • Qiang WANG
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...