Inventor
CHANG WEN-YUNG
TW27 patents
⚠️ This page may combine multiple inventors who share the name “CHANG WEN-YUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DELL PRODUCTS LP
21 patentsUSD601146SSep 29, 2009
Display device
DELL PRODUCTS LP20 citations92
US8022671B2Sep 20, 2011
Battery under-voltage protection
DELL PRODUCTS LP7 citations82
US9753094B2Sep 5, 2017
Battery performance under high temperature exposure
DELL PRODUCTS LP5 citations73
US10531530B2Jan 7, 2020
Controlling a power adaptor light-emitting diode (LED) indicator
DELL PRODUCTS LP2 citations72
US10491014B2Nov 26, 2019
Battery management system and method for extending time until a battery reaches an over-discharged state during storage of an information handling system
DELL PRODUCTS LP2 citations72
US11466972B2Oct 11, 2022
Systems and methods for detecting battery system swelling in information handling systems
DELL PRODUCTS LP2 citations70
US11437914B2Sep 6, 2022
Providing a wide variety of voltages with a power supply that uses an LLC topology
DELL PRODUCTS LP2 citations69
US9401574B2Jul 26, 2016
Information handling system multi-axis power adapter
DELL PRODUCTS LP4 citations68
US11843094B2Dec 12, 2023
Information handling system with operating system dependent battery management
DELL PRODUCTS LP0 citations61
US11670809B2Jun 6, 2023
System and method of charging a rechargeable battery
DELL PRODUCTS LP1 citations61
US11442519B1Sep 13, 2022
External power supply and method to enhance the output power delivered by an external power supply
DELL PRODUCTS LP1 citations61
US7685453B2Mar 23, 2010
Method, system, and apparatus for receiving power from a docking station and feeding back protected power
DELL PRODUCTS LP6 citations58
US11467641B2Oct 11, 2022
System and method for dynamically identifying a power adaptor power rating based on operating conditions
DELL PRODUCTS LP0 citations51
US9843265B2Dec 12, 2017
Zero voltage switching flyback converter
DELL PRODUCTS LP1 citations51
US8726052B2May 13, 2014
Battery life extending power supply system
DELL PRODUCTS LP0 citations51
US12573871B2Mar 10, 2026
Managing thermal stress of a battery of an information handling system
DELL PRODUCTS LP0 citations50
US12413086B2Sep 9, 2025
Adjusting a charging rate of a battery of an information handling system
DELL PRODUCTS LP0 citations50
US12259436B2Mar 25, 2025
Battery status monitoring and battery management of an information handling system
DELL PRODUCTS LP0 citations50
US11921164B2Mar 5, 2024
Intelligent battery power discharge management
DELL PRODUCTS LP0 citations50
US9979300B1May 22, 2018
Enhancing peak power capability and hold up time in LLC topology application
DELL PRODUCTS LP1 citations50
US12301114B2May 13, 2025
Smart compensation for buck converters in discontinuous conduction mode
DELL PRODUCTS LP0 citations38