JD

Jin-Hua Du

Overall (2017): #376,476 of 506,227Top 75%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9803773 Oil-gas dual-purpose integrated switch Bo Zhang, Quan Yang, Wen Zhou 2017-10-31