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Home › Cities › Chaole, CN

Chaole, CN 2022

4 patents  ·  4 inventors

Ranked #15,714 of 44,143 cities Top 40%

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Wencai Chen Cnpc Chuanqing Drilling Engineering Company Limited 1
1 Kunpeng Yao Cnpc Chuanqing Drilling Engineering Company Limited 1
1 Jianlin Yao Cnpc Chuanqing Drilling Engineering Company Limited 1
1 Shiming Dong Cnpc Chuanqing Drilling Engineering Company Limited 1

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