HY

Hanping Yi

UN Unknown: 1 patents #329 of 3,506Top 10%
Overall (2020): #454,132 of 565,922Top 85%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

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