Inventor

YAO CHENG-CHUNG

TW2 patents

⚠️ This page may combine multiple inventors who share the name “YAO CHENG-CHUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

E RAY OPTOELECTRONICS TECH CO

1 patent

US9306096B2Apr 5, 2016

Electrically conducting compositions for organic electronic devices

E RAY OPTOELECTRONICS TECH CO3 citations60

E RAY OPTOELECTRONICS TECHONOLOGY CO LTD

1 patent

US10014480B2Jul 3, 2018

Heterocyclic compounds and organic electroluminescent devices using the same

E RAY OPTOELECTRONICS TECHONOLOGY CO LTD1 citations35