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Donghui Wang

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  • Zhengzhou, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    SOUNDPROOF DOOR SYSTEM
    • Publication number 20230112167
    • Publication date Apr 13, 2023
    • State Grid Henan Electric Power Research Institute
    • Donghui Wang
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    CONTRIBUTION IDENTIFICATION METHOD FOR NOISE AT BOUNDARY OF URBAN S...
    • Publication number 20220405655
    • Publication date Dec 22, 2022
    • State Grid Henan Electric Power Research Institute
    • Donghui Wang
    • G06 - COMPUTING CALCULATING COUNTING