EC

Elmer Chi Hang Cheng

P( Polygroup Macau Limited (Bvi): 2 patents #7 of 20Top 35%
📍 Nørresundby, DK: #4 of 52 inventorsTop 8%
Overall (2019): #175,845 of 560,194Top 35%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10415310 Safety mechanical barrier and system for above-ground pool ladders Victor Ocegueda, Dong Xu 2019-09-17
10327576 Illumination system for an artificial tree Victor Hugo Ocegueda Gallaga, Yifeng Zhang 2019-06-25