TREA

Yonggang YANG

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  • Beijing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Landing ramp
    • Patent number 11,471,750
    • Issue date Oct 18, 2022
    • Yonggang Yang
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Sliding carpet assembly and sliding carpet
    • Patent number 10,850,183
    • Issue date Dec 1, 2020
    • BEIJING RUNNING RIVER OUTDOOR SPORTS CLOTHING LIMITED COMPANY
    • Yonggang Yang
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    SLIDING CARPET ASSEMBLY AND SLIDING CARPET
    • Publication number 20200155921
    • Publication date May 21, 2020
    • Beijing Running River Outdoor Sports Clothing Limited Company
    • Yonggang YANG
    • A63 - SPORTS GAMES AMUSEMENTS