YS

Yung-Cheng Sung

Overall (All Time): #2,029,415 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D729961 Lighting bulb Chung Wu, Tzyy-Jang Tseng 2015-05-19
8529091 T-bar lamp Chung Wu 2013-09-10