HY

Hanping Yi

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #2,770,426 of 4,157,543Top 70%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10533518 Internal combustion engine having independent combustion chamber Hu Zhou 2020-01-14