JY

Jie Yu

BC Baoshan Iron & Steel Co.: 1 patents #12 of 65Top 20%
📍 Shanghai, CA: #234 of 430 inventorsTop 55%
Overall (2019): #414,647 of 560,194Top 75%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10227828 Ultra-high toughness and high strength drill pipe and manufacturing process thereof Peng Zhao 2019-03-12