WD

Weilin Dai

ZC Zhenghai Group Co.: 1 patents #1 of 5Top 20%
Overall (2011): #133,372 of 364,097Top 40%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8082901 Diesel engine Hualiang Zhuang, Ronghua Yang, Ke'ai Qiu 2011-12-27