XZ

Xiuzhi Zhang

📍 Qingdao, CN: #30 of 98 inventorsTop 35%
Overall (2016): #181,282 of 481,213Top 40%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9464463 Combination lock Chengfan Bao 2016-10-11