Inventor · disambiguated record
Qinghua Su
Also filed as: Su qinghua
49 granted patents·4 pending applications·91 citations·filing 2009–2025
97Inventor score
Files withDELTA ELECTRONICS INC50FEI RUIXIA1SHANGHAI METAPWR ELECTRONICS CO LTD1SHANGHAI SIM-BCD SEMICONDUCTOR MFG CO LTD1
Top patents by PatentIndex Score
53 records- 0197US11881344B2Power systemDELTA ELECTRONICS INC·Filed 2023·Granted Jan 23, 2024·2 cites·25 claims
- 0297US11791087B2Planar converterDELTA ELECTRONICS INC·Filed 2021·Granted Oct 17, 2023·3 cites·10 claims
- 0397US11605495B2Electronic deviceDELTA ELECTRONICS INC·Filed 2022·Granted Mar 14, 2023·4 cites·20 claims
- 0496US11626237B2Power module and method for delivering power to electronic deviceDELTA ELECTRONICS INC·Filed 2021·Granted Apr 11, 2023·3 cites·42 claims
- 0596US11166373B2Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2019·Granted Nov 2, 2021·10 cites·23 claims
- 0694US11664728B2Power conversion deviceDELTA ELECTRONICS INC·Filed 2021·Granted May 30, 2023·3 cites·23 claims
- 0794US11329569B2Power conversion systemDELTA ELECTRONICS INC·Filed 2020·Granted May 10, 2022·3 cites·25 claims
- 0894US11088611B2Power converterDELTA ELECTRONICS INC·Filed 2020·Granted Aug 10, 2021·3 cites·20 claims
- 0992US11469674B2Resonant DC-DC converterDELTA ELECTRONICS INC·Filed 2020·Granted Oct 11, 2022·3 cites·22 claims
- 1091US11158451B2Power moduleDELTA ELECTRONICS INC·Filed 2019·Granted Oct 26, 2021·4 cites·19 claims
- 1190US11784560B2Power conversion circuitDELTA ELECTRONICS INC·Filed 2022·Granted Oct 10, 2023·2 cites·20 claims
- 1290US2025104902A1Manufacturing method of power moduleDELTA ELECTRONICS INC·Filed 2024·Application pending·0 cites
- 1388US11641164B2Power conversion circuit and power conversion apparatus with sameDELTA ELECTRONICS INC·Filed 2022·Granted May 2, 2023·1 cites·17 claims
- 1488US8213203B2Method and apparatus for controlling a constant current output in a switching mode power supplyFEI RUIXIA·Filed 2009·Granted Jul 3, 2012·48 cites·29 claims
- 1586US12217899B2Apparatus and power moduleDELTA ELECTRONICS INC·Filed 2023·Granted Feb 4, 2025·0 cites·12 claims
- 1683US12348141B2Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2024·Granted Jul 1, 2025·0 cites·10 claims
- 1779US11558960B2Voltage regulator module and voltage regulation device with sameDELTA ELECTRONICS INC·Filed 2021·Granted Jan 17, 2023·0 cites·24 claims
- 1879US11031878B2Resonant converter and manufacturing method of transformer thereofDELTA ELECTRONICS INC·Filed 2020·Granted Jun 8, 2021·1 cites·23 claims
- 1978US11942260B2Power moduleDELTA ELECTRONICS INC·Filed 2022·Granted Mar 26, 2024·0 cites·34 claims
- 2078US11894777B2Power conversion circuit and power conversion apparatus with sameDELTA ELECTRONICS INC·Filed 2023·Granted Feb 6, 2024·0 cites·14 claims
- 2177US11395409B2Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2021·Granted Jul 19, 2022·0 cites·23 claims
- 2275US11564318B2Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2022·Granted Jan 24, 2023·0 cites·34 claims
- 2375US2025286457A1Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2025·Application pending·0 cites
- 2474US11496064B2Resonant converter and manufacturing method of transformer thereofDELTA ELECTRONICS INC·Filed 2021·Granted Nov 8, 2022·0 cites·16 claims
- 2573US12438436B2Power converterDELTA ELECTRONICS INC·Filed 2022·Granted Oct 7, 2025·0 cites·19 claims
- 2673US2025343487A1Power conversion device and start-up device for power conversion deviceSHANGHAI METAPWR ELECTRONICS CO LTD·Filed 2025·Application pending·0 cites
- 2772US11923773B2Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2021·Granted Mar 5, 2024·0 cites·22 claims
- 2872US11503710B2Power moduleDELTA ELECTRONICS INC·Filed 2021·Granted Nov 15, 2022·0 cites·20 claims
- 2971US12507344B2Magnetic assembly and power module with sameDELTA ELECTRONICS INC·Filed 2021·Granted Dec 23, 2025·0 cites·6 claims
- 3071US10973127B2Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2019·Granted Apr 6, 2021·1 cites·17 claims
- 3169US11831238B2Power conversion systemDELTA ELECTRONICS INC·Filed 2022·Granted Nov 28, 2023·0 cites·17 claims
- 3269US11349404B2Power conversion circuit and power conversion apparatus with sameDELTA ELECTRONICS INC·Filed 2020·Granted May 31, 2022·0 cites·24 claims
- 3369US11160167B2Voltage regulator module and voltage regulation device with sameDELTA ELECTRONICS INC·Filed 2020·Granted Oct 26, 2021·0 cites·22 claims
- 3469US11134571B2Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2020·Granted Sep 28, 2021·0 cites·17 claims
- 3567US11488764B2Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2019·Granted Nov 1, 2022·0 cites·20 claims
- 3667US11282632B2Power moduleDELTA ELECTRONICS INC·Filed 2019·Granted Mar 22, 2022·0 cites·20 claims
- 3767US11212919B2Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2020·Granted Dec 28, 2021·0 cites·23 claims
- 3863US11374490B2Power conversion systemDELTA ELECTRONICS INC·Filed 2021·Granted Jun 28, 2022·0 cites·20 claims
- 3961US11439017B2Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2021·Granted Sep 6, 2022·0 cites·25 claims
- 4059US2023187115A1Magnetic device and power conversion module with sameDELTA ELECTRONICS INC·Filed 2022·Application pending·0 cites
- 4158US11128233B2Planar converterDELTA ELECTRONICS INC·Filed 2019·Granted Sep 21, 2021·0 cites·15 claims
- 4256US11553616B2Module with power deviceDELTA ELECTRONICS INC·Filed 2021·Granted Jan 10, 2023·0 cites·21 claims
- 4353US12308733B2Power conversion circuitDELTA ELECTRONICS INC·Filed 2022·Granted May 20, 2025·0 cites·19 claims
- 4452US12231040B2Power conversion circuit for increasing conversion efficiencyDELTA ELECTRONICS INC·Filed 2022·Granted Feb 18, 2025·0 cites·19 claims
- 4552US11532428B2Power conversion system and magnetic component thereofDELTA ELECTRONICS INC·Filed 2020·Granted Dec 20, 2022·0 cites·15 claims
- 4651US11114946B2Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2020·Granted Sep 7, 2021·0 cites·16 claims
- 4749US11546994B2Voltage regulator moduleDELTA ELECTRONICS INC·Filed 2020·Granted Jan 3, 2023·0 cites·17 claims
- 4849US11527959B2Control method of power conversion deviceDELTA ELECTRONICS INC·Filed 2021·Granted Dec 13, 2022·0 cites·14 claims
- 4949US10973153B2Power moduleDELTA ELECTRONICS INC·Filed 2019·Granted Apr 6, 2021·0 cites·21 claims
- 5048US11309878B2Power conversion systemDELTA ELECTRONICS INC·Filed 2020·Granted Apr 19, 2022·0 cites·16 claims
Showing the top 50 of 53 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →