TC

Tzu-Chi Cheng

IO Interlight Optotech: 2 patents #1 of 5Top 20%
EP Epistar: 1 patents #74 of 220Top 35%
HO Huga Optotech: 1 patents #1 of 2Top 50%
KC Kaistar Lighting(Xiamen) Co.: 1 patents #4 of 8Top 50%
Overall (2018): #53,471 of 503,207Top 15%
3
Patents 2018

Issued Patents 2018

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9947839 LED assembly Tzer-Perng Chen 2018-04-17
9874318 LED assembly and LED bulb using the same Hwa Su, Hong-Zhi Liu, Yu Min Li 2018-01-23
9875996 Composite substrate for light emitting device and LED module with the same Jing Zhang 2018-01-23