CZ

Cai Yong Zhang

JS Johnson Electric S.A.: 2 patents #133 of 526Top 30%
JA Johnson Electric International Ag: 1 patents #163 of 404Top 45%
Overall (All Time): #1,435,734 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11050313 Stator and motor comprising same Chi Ho Fung, Kar Wai Lam, Yi Li 2021-06-29
9467012 Electric motor Kar Wai Lam 2016-10-11
D716227 Electric motor James Ching Sik Lau, Duncan Yiu Lung Wong, Chun Cheung, Kar Wai Lam 2014-10-28