Qinhuangdao City, MI 2019

36 patents  ·  4 inventors

Ranked #4,202 of 43,611 cities Top 10%

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Zhihua Zhu Citic Dicastal Co. 25
2 Haiping Chang Citic Dicastal Co. 7
3 Shan Ma Citic Dicastal Co. 3
#4 Haiyi Wang Citic Dicastal Co. 1

Part of Michigan