Inventor
LEE HUNG-CHING
TW19 patents
⚠️ This page may combine multiple inventors who share the name “LEE HUNG-CHING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEADTREND TECH CORP
11 patentsUS10397997B2Aug 27, 2019
Dimming controllers and dimming methods capable of receiving PWM dimming signal and DC dimming signal
LEADTREND TECH CORP2 citations71
US12224669B2Feb 11, 2025
Flyback power converter and secondary-side control method thereof
LEADTREND TECH CORP0 citations62
US11990845B2May 21, 2024
Secondary controller applied to a secondary side of a power converter and operation method thereof
LEADTREND TECH CORP0 citations60
US9101033B2Aug 4, 2015
Short protection control circuits and related control methods
LEADTREND TECH CORP3 citations60
US10199948B2Feb 5, 2019
Standby power control for a flyback USB device using primary side frequency and data port sensing
LEADTREND TECH CORP1 citations59
US11557975B2Jan 17, 2023
Power supplies with synchronous rectification
LEADTREND TECH CORP0 citations50
US11128227B2Sep 21, 2021
Secondary controller applied to a secondary side of a power converter and operation method thereof
LEADTREND TECH CORP0 citations50
US10694602B2Jun 23, 2020
Ripple suppressor
LEADTREND TECH CORP0 citations47
US12476533B2Nov 18, 2025
Power supplies with multiple output ports, and control methods thereof
LEADTREND TECH CORP0 citations46
US10756639B2Aug 25, 2020
Secondary controller applied to a secondary side of a power converter and operation method thereof
LEADTREND TECH CORP0 citations41
US9113506B2Aug 18, 2015
Circuit with adjustable phase delay and a feedback voltage and method for adjusting phase delay and a feedback voltage
LEADTREND TECH CORP0 citations40