CM

Ching-Shih Ma

OT Opto Tech: 3 patents #16 of 112Top 15%
Overall (All Time): #1,547,466 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8592234 Method for manufacturing a LED Chang-Da Tsai, Wei-Che WU, Chia-Liang Hsu 2013-11-26
8283683 Chip-bonding light emitting diode chip Chang-Da Tsai, Wei-Che WU, Chia-Liang Hsu 2012-10-09
6797988 Light-emitting diode with enhanced light-emitting efficiency Ming-Der Lin, Jung-Kuei Hsu, San-Bao Lin 2004-09-28