RJ

Ru Jia

CT China University Of Mining And Technology: 1 patents #61 of 171Top 40%
Overall (2021): #279,786 of 548,734Top 55%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10895120 Mine drill, dust suction hood and dust removal device thereof Wei Yang, Baiquan Lin, Minghua Lin, Changzheng Lu 2021-01-19