P

Inventor

LEE YI-WEI

TW41 patents
⚠️ This page may combine multiple inventors who share the name “LEE YI-WEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICHTEK TECHNOLOGY CORP

17 patents
US9781786B2Oct 3, 2017

Control circuit and method of a LED driver

RICHTEK TECHNOLOGY CORP39 citations93
US9755511B2Sep 5, 2017

Current regulator circuit capable of reducing current ripple and method of reducing current ripple

RICHTEK TECHNOLOGY CORP8 citations84
US10097092B1Oct 9, 2018

Multi-phase switching regulator and control circuit and control method thereof

RICHTEK TECHNOLOGY CORP12 citations83
US9048732B2Jun 2, 2015

Control circuit for AC-DC power converter

RICHTEK TECHNOLOGY CORP6 citations72
US11581797B2Feb 14, 2023

Multiple outputs universal serial bus travel adaptor and control method thereof

RICHTEK TECHNOLOGY CORP1 citations62
US10587312B1Mar 10, 2020

Transmission interface having noise reduction function

RICHTEK TECHNOLOGY CORP1 citations61
US9655185B2May 16, 2017

Linear LED driver and control method thereof

RICHTEK TECHNOLOGY CORP0 citations51
US9451661B2Sep 20, 2016

Linear LED driver and control method thereof

RICHTEK TECHNOLOGY CORP1 citations51
US10804883B2Oct 13, 2020

Power supply apparatus and master power supply circuit, slave power supply circuit and control method thereof

RICHTEK TECHNOLOGY CORP0 citations42
US10476275B2Nov 12, 2019

Multi-load control apparatus and slave circuit and control method thereof

RICHTEK TECHNOLOGY CORP0 citations42
US10014783B2Jul 3, 2018

Switching regulator with PFC function and control circuit and control method thereof

RICHTEK TECHNOLOGY CORP0 citations42
US10498254B2Dec 3, 2019

Power conversion device, slow soft-startup circuit, and power conversion chip

RICHTEK TECHNOLOGY CORP0 citations41
US9263940B2Feb 16, 2016

Power converter and power factor corrector thereof

RICHTEK TECHNOLOGY CORP0 citations41
US9112404B2Aug 18, 2015

Multiplier-divider circuit and AC-to-DC power converting apparatus incorporating the same

RICHTEK TECHNOLOGY CORP0 citations41
US9647531B2May 9, 2017

Soft-start switching power converter

RICHTEK TECHNOLOGY CORP0 citations40
US9258857B2Feb 9, 2016

Light emitting system and voltage conversion device thereof

RICHTEK TECHNOLOGY CORP0 citations40
US10355612B2Jul 16, 2019

Flyback power converter circuit and secondary side controller circuit thereof

RICHTEK TECHNOLOGY CORP0 citations38

AU OPTRONICS CORP

11 patents

TAIWAN SEMICONDUCTOR MFG CO LTD

3 patents

JAO TONG-CHENG

3 patents

LEE YI-WEI

3 patents

TUNG YUAN-HUNG

2 patents

PEGATRON CORP

1 patent

OPTOMA CHINA CO LTD

1 patent