Patents/Inventors

Zihui Zan

GuangdongCN3 patents

4 Patents

US122589892025
Connection Lock for Prefabricated Components
Guangzhou Metro Design & Research Institute Co., Ltd.
0 cites
US122094042025
Mechanical Lock for Building Component Connection
Guangzhou Metro Design & Research Institute Co., Ltd.
0 cites
US119269822024
Assembled Subway Station and Construction Method Thereof
Guangzhou Metro Design & Research Institute Co., Ltd.
0 cites
US118214562023
Connection Assembly for Prefabricated Components
Guangzhou Metro Design & Research Institute Co., Ltd.
0 cites