YR

Yiheng Ren

GC Guangzhou Metro Design & Research Institute Co.: 2 patents #14 of 21Top 70%
Overall (All Time): #1,752,277 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11926982 Assembled subway station and construction method thereof Xianli Ding, Bao Xiang, Xingzhong Nong, Juyang Wu, Haiou Shi +11 more 2024-03-12
11821456 Connection assembly for prefabricated components Bao Xiang, Feiqi Ou, Xingzhong Nong, Xianli Ding, Juyang Wu +11 more 2023-11-21