ZH

Zhenqing Hu

XC Xiamen Lota International Co.: 8 patents #12 of 67Top 20%
Overall (All Time): #630,325 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11028464 Lead-free easy-to-cut corrosion-resistant brass alloy with good thermoforming performance Chuankai Xu, Nianrun Zhou, Siqi Zhang, Jia Long, Huawei Zhang 2021-06-08
11028465 Low-cost lead-free dezincification-resistant brass alloy for casting Qiu Bi, Jia Long, Yuanhao Cheng, Huawei Zhang, Qing Lv 2021-06-08
8580191 Brass alloys having superior stress corrosion resistance and manufacturing method thereof Chuankai Xu, Siqi Zhang 2013-11-12
8568656 Environment-friendly manganese brass alloy and manufacturing method thereof Chuankai Xu, Qing Lv, Nianrun Zhou, Jia Long, Siqi Zhang 2013-10-29
8425697 Tin-free lead-free free-cutting magnesium brass alloy Chuankai Xu, Siqi Zhang 2013-04-23
8273192 Lead-free, bismuth-free free-cutting phosphorous brass alloy Chuankai Xu, Siqi Zhang 2012-09-25
8273193 Lead-free, bismuth-free free-cutting silicon brass alloy Chankai Xu, Siqi Zhang 2012-09-25
7776163 Lead-free free-cutting aluminum brass alloy and its manufacturing method Chuankai Xu, Siqi Zhang 2010-08-17