ZL

Zhengyun Li

Overall (2021): #92,846 of 548,734Top 20%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D939421 Pedal drive for kayak 2021-12-28
D939422 Foldable pedal drive for kayak 2021-12-28