CL

Chi Yin Alan Leung

P( Polygroup Macau Limited (Bvi): 7 patents #1 of 20Top 5%
Overall (2019): #19,545 of 560,194Top 4%
7
Patents 2019

Issued Patents 2019

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10522954 Powered tree construction Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He 2019-12-31
10478003 Tree stand 2019-11-19
10440795 Variable multi-color LED light string and controller for an artificial tree Chi Kin Samuel Kwok 2019-10-08
10422490 Banner lights systems and methods Ricky Tong 2019-09-24
10404019 Powered tree construction Ricky Tong, Chi Kin Samuel Kwok, Chang-Jun He 2019-09-03
10385579 Systems and methods for a container with portholes Ricky Tong 2019-08-20
10213042 Tree stand 2019-02-26