WC

Wei-Tai Cheng

HO Helio Optoelectronics: 3 patents #2 of 8Top 25%
📍 New Taipei, TW: #2,669 of 10,472 inventorsTop 30%
Overall (All Time): #1,007,065 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8710517 High-voltage AC light-emitting diode structure Ching-Jen Pan, Ming-Hung Chen 2014-04-29
8643291 High-voltage AC LED structure Ching-Jen Pan, Ming-Hung Chen 2014-02-04
8410487 Manufacturing method and structure of LED chip Ming-Hung Chen, Ching-Jen Pan 2013-04-02
7147803 Process for the preparation of pink light-emitting diode with high brightness Chien-Yuan Wang, Ru-Shi Liu, Rey Kung Wu 2006-12-12
6717349 Process for the preparation of pink light-emitting diode with high brightness Chien-Yuan Wang, Ru-Shi Liu, R.K. Wu 2004-04-06