DC

De-Yi Chien

UN Unknown: 3 patents #7,366 of 83,584Top 9%
NI Ninestar: 1 patents #19 of 35Top 55%
Overall (All Time): #1,818,741 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11746047 Wired and detachable charging-unit of electric product Tseng-Lu Chien, De-Ying Cian 2023-09-05
9740163 Rotational force driving assembly process cartridge Hongbiao Xiao, Jinlian Liu, Chao WANG, Hui Cao, Jianxin Cao +7 more 2017-08-22