CC

Chi-Han Cheng

YM Yuan Mei: 3 patents #2 of 5Top 40%
📍 Zhumaoya, IL: #1 of 1 inventorsTop 100%
Overall (2017): #83,787 of 506,227Top 20%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D799007 Sprinkler gun 2017-10-03
D792944 Sprinkler gun 2017-07-25
D792945 Sprinkler gun 2017-07-25