CH

Changhua Han

Overall (2018): #80,570 of 503,207Top 20%
3
Patents 2018

Issued Patents 2018

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D822461 Butterfly shaped black trolley 2018-07-10
D822462 Trefoil shaped black trolley 2018-07-10
D822463 Bat shaped zip line trolley 2018-07-10