MY

Mao G. Yin

Overall (All Time): #3,951,601 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4743216 Rotary safety coupling for transmitting large torques Qin Chen, Qin Zhou 1988-05-10