JZ

Jing Chao Zheng

JA Johnson Electric International Ag: 1 patents #163 of 404Top 45%
JS Johnson Electric S.A.: 1 patents #231 of 526Top 45%
Overall (All Time): #1,929,568 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10205293 Commutator, motor using same and method of manufacturing the commutator Chi Man LAW, Xiu Xian WANG 2019-02-12
8878417 Commutator Guo Hua Luo, Yiu Chung WU, Chi Hang To 2014-11-04