Inventor
Su qinghua
TW52 patents
⚠️ This page may combine multiple inventors who share the name “Su qinghua”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DELTA ELECTRONICS INC
48 patentsUS11605495B2Mar 14, 2023
Electronic device
DELTA ELECTRONICS INC4 citations86
US11166373B2Nov 2, 2021
Voltage regulator module
DELTA ELECTRONICS INC10 citations86
US11626237B2Apr 11, 2023
Power module and method for delivering power to electronic device
DELTA ELECTRONICS INC3 citations84
US11158451B2Oct 26, 2021
Power module
DELTA ELECTRONICS INC4 citations84
US11881344B2Jan 23, 2024
Power system
DELTA ELECTRONICS INC2 citations73
US11791087B2Oct 17, 2023
Planar converter
DELTA ELECTRONICS INC3 citations73
US11664728B2May 30, 2023
Power conversion device
DELTA ELECTRONICS INC3 citations73
US11329569B2May 10, 2022
Power conversion system
DELTA ELECTRONICS INC3 citations73
US11088611B2Aug 10, 2021
Power converter
DELTA ELECTRONICS INC3 citations73
US11784560B2Oct 10, 2023
Power conversion circuit
DELTA ELECTRONICS INC2 citations72
US11469674B2Oct 11, 2022
Resonant DC-DC converter
DELTA ELECTRONICS INC3 citations72
US12562303B2Feb 24, 2026
Power module and apparatus
DELTA ELECTRONICS INC0 citations62
US12348141B2Jul 1, 2025
Voltage regulator module
DELTA ELECTRONICS INC0 citations62
US12217899B2Feb 4, 2025
Apparatus and power module
DELTA ELECTRONICS INC0 citations62
US11942260B2Mar 26, 2024
Power module
DELTA ELECTRONICS INC0 citations62
US11923773B2Mar 5, 2024
Voltage regulator module
DELTA ELECTRONICS INC0 citations62
US11894777B2Feb 6, 2024
Power conversion circuit and power conversion apparatus with same
DELTA ELECTRONICS INC0 citations62
US11641164B2May 2, 2023
Power conversion circuit and power conversion apparatus with same
DELTA ELECTRONICS INC1 citations62
US11564318B2Jan 24, 2023
Voltage regulator module
DELTA ELECTRONICS INC0 citations62
US11558960B2Jan 17, 2023
Voltage regulator module and voltage regulation device with same
DELTA ELECTRONICS INC0 citations62
US11503710B2Nov 15, 2022
Power module
DELTA ELECTRONICS INC0 citations62
US11496064B2Nov 8, 2022
Resonant converter and manufacturing method of transformer thereof
DELTA ELECTRONICS INC0 citations62
US11488764B2Nov 1, 2022
Voltage regulator module
DELTA ELECTRONICS INC0 citations62
US11439017B2Sep 6, 2022
Voltage regulator module
DELTA ELECTRONICS INC0 citations62
US11395409B2Jul 19, 2022
Voltage regulator module
DELTA ELECTRONICS INC0 citations62
US11349404B2May 31, 2022
Power conversion circuit and power conversion apparatus with same
DELTA ELECTRONICS INC0 citations62
US11282632B2Mar 22, 2022
Power module
DELTA ELECTRONICS INC0 citations62
US11212919B2Dec 28, 2021
Voltage regulator module
DELTA ELECTRONICS INC0 citations62
US11160167B2Oct 26, 2021
Voltage regulator module and voltage regulation device with same
DELTA ELECTRONICS INC0 citations62
US11134571B2Sep 28, 2021
Voltage regulator module
DELTA ELECTRONICS INC0 citations62
US11128233B2Sep 21, 2021
Planar converter
DELTA ELECTRONICS INC0 citations62
US11031878B2Jun 8, 2021
Resonant converter and manufacturing method of transformer thereof
DELTA ELECTRONICS INC1 citations62
US10973153B2Apr 6, 2021
Power module
DELTA ELECTRONICS INC0 citations62
US10973127B2Apr 6, 2021
Voltage regulator module
DELTA ELECTRONICS INC1 citations62
US12507344B2Dec 23, 2025
Magnetic assembly and power module with same
DELTA ELECTRONICS INC0 citations61
US11831238B2Nov 28, 2023
Power conversion system
DELTA ELECTRONICS INC0 citations60
US11374490B2Jun 28, 2022
Power conversion system
DELTA ELECTRONICS INC0 citations60
US12438436B2Oct 7, 2025
Power converter
DELTA ELECTRONICS INC0 citations52
US11553616B2Jan 10, 2023
Module with power device
DELTA ELECTRONICS INC0 citations52
US11532428B2Dec 20, 2022
Power conversion system and magnetic component thereof
DELTA ELECTRONICS INC0 citations52
US11527959B2Dec 13, 2022
Control method of power conversion device
DELTA ELECTRONICS INC0 citations52
US11309878B2Apr 19, 2022
Power conversion system
DELTA ELECTRONICS INC0 citations52
US11205963B2Dec 21, 2021
Multiphase buck converter with extended duty cycle range using multiple bootstrap capacitors
DELTA ELECTRONICS INC0 citations52
US11205958B2Dec 21, 2021
Power conversion system
DELTA ELECTRONICS INC0 citations52
US11114946B2Sep 7, 2021
Voltage regulator module
DELTA ELECTRONICS INC0 citations52
US12542492B2Feb 3, 2026
Power conversion module with voltage reduction function and electronic device with same
DELTA ELECTRONICS INC0 citations51
US12308733B2May 20, 2025
Power conversion circuit
DELTA ELECTRONICS INC0 citations51
US12231040B2Feb 18, 2025
Power conversion circuit for increasing conversion efficiency
DELTA ELECTRONICS INC0 citations51
FEI RUIXIA
1 patentSHANGHAI SIM BCD SEMICONDUCTOR MFG CO LTD
1 patentShowing the top 50 of 52 patents by PatentIndex Score.