JJ

Jihai Jia

📍 Panzhihua, CN: #3 of 4 inventorsTop 75%
Overall (2019): #417,046 of 560,194Top 75%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10214799 Heat treatment method for increasing the depth of hardening layer in a steel rail and steel rail obtained with the method Zhenyu Han, Ming Zou, Hua Guo, Dadong Li, Yong Deng +3 more 2019-02-26