CY

Charen Yu

RI Ritek: 2 patents #19 of 73Top 30%
Overall (All Time): #2,202,082 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6601964 Lamp having a readable disk with an electro-luminescent element Shaw-Jong Wang, Joseph Shen, Chien-Hua Wu 2003-08-05
6561671 Case with vibration-activated light emitting indication apparatus Shaw-Jong Wang, Joseph Shen, Chien-Hua Wu 2003-05-13