JZ

Junfeng Zhu

ED Empire Technology Development: 1 patents #80 of 213Top 40%
📍 Zhumadian City, CN: #1 of 1 inventorsTop 100%
Overall (2017): #357,033 of 506,227Top 75%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9556076 Salt resistant cement Congqi Fang 2017-01-31