Inventor
YAN SHANG-JIN
TW8 patents
⚠️ This page may combine multiple inventors who share the name “YAN SHANG-JIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUANG CHUNG-TSAI
4 patentsUS8183795B2May 22, 2012
LED current-supplying circuit and LED current-controlling circuit
HUANG CHUNG-TSAI18 citations80
US8400077B2Mar 19, 2013
Power supply circuit for powering light emitting diode
HUANG CHUNG-TSAI3 citations59
US8791638B2Jul 29, 2014
LED lighting system
HUANG CHUNG-TSAI0 citations38
US8749176B2Jun 10, 2014
Lamp driving device
HUANG CHUNG-TSAI0 citations37