Inventor
CHENG TZU-CHI
TW22 patents
⚠️ This page may combine multiple inventors who share the name “CHENG TZU-CHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUGA OPTOTECH INC
8 patentsUS10319886B2Jun 11, 2019
LED assembly for omnidirectional light appliances
HUGA OPTOTECH INC4 citations84
US9502622B2Nov 22, 2016
LED assembly
HUGA OPTOTECH INC6 citations84
US9231171B2Jan 5, 2016
Flexible LED assemblies and LED light bulbs
HUGA OPTOTECH INC12 citations83
US9157579B2Oct 13, 2015
LED assembly with omnidirectional light field
HUGA OPTOTECH INC7 citations83
US9115875B2Aug 25, 2015
LED light lamps using stack effect for improving heat dissipation
HUGA OPTOTECH INC3 citations60
US9947839B2Apr 17, 2018
LED assembly
HUGA OPTOTECH INC0 citations52
US9546762B2Jan 17, 2017
LED assembly
HUGA OPTOTECH INC1 citations52
US9534747B2Jan 3, 2017
Light-emitting diode assembly and fabrication method thereof
HUGA OPTOTECH INC0 citations51
EPISTAR CORP
6 patentsUS11949050B2Apr 2, 2024
LED assembly
EPISTAR CORP5 citations86
US10910528B2Feb 2, 2021
LED assembly
EPISTAR CORP2 citations73
US9874318B2Jan 23, 2018
LED assembly and LED bulb using the same
EPISTAR CORP5 citations71
US11450791B2Sep 20, 2022
LED assembly for omnidirectional light applications
EPISTAR CORP0 citations62
USRE49031EApr 12, 2022
Flexible LED assemblies and LED light bulbs
EPISTAR CORP0 citations61
US11543081B2Jan 3, 2023
LED assembly with omnidirectional light field
EPISTAR CORP0 citations50