Inventor
YU CHING-SHENG
TW13 patents
⚠️ This page may combine multiple inventors who share the name “YU CHING-SHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GLACIALTECH INC
5 patentsUS8363437B2Jan 29, 2013
Unidirectional MOSFET and applications thereof
GLACIALTECH INC25 citations89
US7796408B2Sep 14, 2010
Half-bridge LLC resonant converter with self-driven synchronous rectifiers
GLACIALTECH INC13 citations83
US8031500B2Oct 4, 2011
Bridgeless power factor corrector with logic control
GLACIALTECH INC2 citations61
US7885086B2Feb 8, 2011
Forward converter with self-driven synchronous rectifiers
GLACIALTECH INC4 citations61
US7884663B2Feb 8, 2011
Gate-controlled rectifier and application to rectification circuits thereof
GLACIALTECH INC0 citations48
GROUPS TECH CO LTD
4 patentsUS9345087B2May 17, 2016
AC-powered LED light engines, integrated circuits and illuminating apparatuses having the same
GROUPS TECH CO LTD9 citations82
US9144127B1Sep 22, 2015
AC-powered LED light engines, integrated circuits and illuminating apparatuses having the same
GROUPS TECH CO LTD17 citations82
US9288850B2Mar 15, 2016
Control circuits, integrated circuits and illuminating apparatuses having the same
GROUPS TECH CO LTD3 citations71
US9107264B2Aug 11, 2015
Electronic control gears for LED light engine and application thereof
GROUPS TECH CO LTD6 citations71
INNO-TECH CO LTD
3 patentsUS9762131B1Sep 12, 2017
Flyback converter with no need for the auxiliary winding
INNO-TECH CO LTD11 citations80
US9742293B2Aug 22, 2017
Power supply and method of power supplying
INNO-TECH CO LTD3 citations72
US9837914B1Dec 5, 2017
Methods for meeting holdup time requirement with minimal bulk capacitance
INNO-TECH CO LTD5 citations69