Assignee
POWER FOREST TECH CORPORATION
TW26 patents
Top patents by PatentIndex Score
US10340802B1Jul 2, 2019
Power conversion apparatus with low power consumption and low cost
POWER FOREST TECH CORPORATION21 citations91
US10079549B1Sep 18, 2018
Synchronous rectification controller with pull-up and pull-down circuit and power conversion apparatus having the same
POWER FOREST TECH CORPORATION14 citations84
US10056845B1Aug 21, 2018
Power conversion apparatus and synchronous rectification controller thereof
POWER FOREST TECH CORPORATION5 citations73
US9973087B1May 15, 2018
Power conversion apparatus
POWER FOREST TECH CORPORATION3 citations73
US11489451B1Nov 1, 2022
Power conversion apparatus and synchronous rectification controller thereof
POWER FOREST TECH CORPORATION6 citations71
US10743380B2Aug 11, 2020
Light emitting diode driving device and light emitting diode backlight module
POWER FOREST TECH CORPORATION2 citations70
US10177649B1Jan 8, 2019
Power conversion apparatus and synchronous rectification circuit thereof
POWER FOREST TECH CORPORATION2 citations70
US9906138B2Feb 27, 2018
Flyback-based power conversion apparatus
POWER FOREST TECH CORPORATION2 citations70
US12413137B2Sep 9, 2025
Controller for controlling blocking switch of power converter
POWER FOREST TECH CORPORATION0 citations56
US11088624B2Aug 10, 2021
Voltage conversion apparatus for implementing zero-voltage switching based on recovering leakage inductance energy
POWER FOREST TECH CORPORATION0 citations51
US10924094B1Feb 16, 2021
Pulse width modulation control circuit and control method of pulse width modulation signal
POWER FOREST TECH CORPORATION0 citations50
US12206337B2Jan 21, 2025
Power conversion device and control circuit with input capacitor discharge function
POWER FOREST TECH CORPORATION0 citations49
US12191759B2Jan 7, 2025
Detection circuit for power supply circuit
POWER FOREST TECH CORPORATION0 citations49
US12113434B2Oct 8, 2024
Power supply apparatus and discharge method thereof
POWER FOREST TECH CORPORATION0 citations49
US11930573B2Mar 12, 2024
Power supply device
POWER FOREST TECH CORPORATION0 citations49
US11742769B2Aug 29, 2023
Power conversion apparatus and synchronous rectification controller thereof
POWER FOREST TECH CORPORATION0 citations49
US11290002B2Mar 29, 2022
Power conversion apparatus and charging method thereof
POWER FOREST TECH CORPORATION0 citations49
US11036080B2Jun 15, 2021
Light emitting diode backlight system and light emitting diode control circuit
POWER FOREST TECH CORPORATION0 citations49
US11205967B2Dec 21, 2021
Voltage conversion apparatus with feedback circuit including resistor network and voltage conversion method thereof
POWER FOREST TECH CORPORATION0 citations47
US12537458B2Jan 27, 2026
Synchronous rectifier device for power converter
POWER FOREST TECH CORPORATION0 citations46
US12413154B2Sep 9, 2025
Control circuit for synchronous rectification switch of power converter
POWER FOREST TECH CORPORATION0 citations46
US12413130B2Sep 9, 2025
Controller for controlling blocking switch of power converter
POWER FOREST TECH CORPORATION0 citations46
US11916487B2Feb 27, 2024
Asymmetric half-bridge converter
POWER FOREST TECH CORPORATION0 citations45
US12489370B2Dec 2, 2025
Low power consumption feedback circuit for power supply device
POWER FOREST TECH CORPORATION0 citations43
US12431784B2Sep 30, 2025
Controller for power supply device
POWER FOREST TECH CORPORATION0 citations41
US9825536B2Nov 21, 2017
Flyback converter with dynamic limits based upon duty cycle and power processing method
POWER FOREST TECH CORPORATION0 citations30