Inventor · disambiguated record
Pengkai Ji
Also filed as: JI PENGKAI
42 granted patents·13 pending applications·43 citations·filing 2017–2025
96Inventor score
Files withDELTA ELECTRONICS SHANGHAI CO41DELTA ELECTRONICS INC10YUANZHI TECH SHANGHAI CO LTD2JI PENGKAI1JIANGSU CONTEMPORARY AMPEREX TECH LTD1
Top patents by PatentIndex Score
55 records- 0197US11676756B2Coupled inductor and power supply moduleDELTA ELECTRONICS SHANGHAI CO·Filed 2020·Granted Jun 13, 2023·4 cites·20 claims
- 0296US11664157B2Magnetic element and method for manufacturing sameDELTA ELECTRONICS SHANGHAI CO·Filed 2019·Granted May 30, 2023·10 cites·12 claims
- 0395US12283412B2Manufacturing method of magnetic elementDELTA ELECTRONICS SHANGHAI CO·Filed 2024·Granted Apr 22, 2025·1 cites·10 claims
- 0492US12002615B2Magnetic element, manufacturing method of magnetic element, and power moduleDELTA ELECTRONICS SHANGHAI CO·Filed 2020·Granted Jun 4, 2024·2 cites·12 claims
- 0592US10062499B2Power module and magnetic component thereofDELTA ELECTRONICS INC·Filed 2017·Granted Aug 28, 2018·9 cites·35 claims
- 0688US10438736B2Magnetic component and manufacturing method thereofDELTA ELECTRONICS SHANGHAI CO·Filed 2019·Granted Oct 8, 2019·5 cites·25 claims
- 0785US11227856B2Multi-chip package power moduleDELTA ELECTRONICS SHANGHAI CO·Filed 2020·Granted Jan 18, 2022·2 cites·19 claims
- 0884US11978584B2Magnetic element and method for manufacturing sameDELTA ELECTRONICS SHANGHAI CO·Filed 2023·Granted May 7, 2024·0 cites·17 claims
- 0984US2025014808A1Power module, power supply system and multi-phase inverse-coupled inductorDELTA ELECTRONICS SHANGHAI CO·Filed 2024·Application pending·0 cites
- 1084US2024379277A1Multi-phase coupled inductor and manufacturing method thereofDELTA ELECTRONICS SHANGHAI CO·Filed 2024·Application pending·0 cites
- 1184US2025062296A1Power supply system and power supply moduleDELTA ELECTRONICS SHANGHAI CO·Filed 2024·Application pending·0 cites
- 1284US2025014807A1Power module, power supply system and multi-phase inverse-coupled inductorDELTA ELECTRONICS SHANGHAI CO·Filed 2024·Application pending·0 cites
- 1383US12211827B2Power supply system and power supply moduleDELTA ELECTRONICS SHANGHAI CO·Filed 2023·Granted Jan 28, 2025·0 cites·26 claims
- 1482US10447166B2Power moduleDELTA ELECTRONICS INC·Filed 2017·Granted Oct 15, 2019·3 cites·28 claims
- 1581US2025218648A1Manufacturing method of magnetic elementDELTA ELECTRONICS SHANGHAI CO·Filed 2025·Application pending·0 cites
- 1680US2025088110A1Power module and manufacturing method thereofDELTA ELECTRONICS INC·Filed 2024·Application pending·0 cites
- 1780US2025226151A1Injection molding toolingDELTA ELECTRONICS SHANGHAI CO·Filed 2025·Application pending·0 cites
- 1879US11876084B2Power supply systemDELTA ELECTRONICS SHANGHAI CO·Filed 2023·Granted Jan 16, 2024·0 cites·17 claims
- 1979US11277067B2Power module and manufacturing method thereofDELTA ELECTRONICS INC·Filed 2018·Granted Mar 15, 2022·2 cites·17 claims
- 2074US10242791B2Coupled-inductor module and voltage regulating module comprising the sameDELTA ELECTRONICS SHANGHAI CO·Filed 2018·Granted Mar 26, 2019·2 cites·16 claims
- 2173US12073979B2Multi-phase coupled inductor and manufacturing method thereofDELTA ELECTRONICS SHANGHAI CO·Filed 2021·Granted Aug 27, 2024·0 cites·14 claims
- 2272US12131861B2Power module, power supply system and multi-phase inverse-coupled inductorDELTA ELECTRONICS SHANGHAI CO·Filed 2021·Granted Oct 29, 2024·0 cites·18 claims
- 2372US11063525B2Power supply module and manufacture method for sameDELTA ELECTRONICS SHANGHAI CO·Filed 2019·Granted Jul 13, 2021·1 cites·20 claims
- 2472US2025132084A1Multi-phase coupled inductor, multi-phase coupled inductor array and two-phase inverse coupled inductorDELTA ELECTRONICS SHANGHAI CO·Filed 2025·Application pending·0 cites
- 2571US11901113B2Inversely coupled inductor and power supply moduleDELTA ELECTRONICS SHANGHAI CO·Filed 2020·Granted Feb 13, 2024·0 cites·19 claims
- 2671US11621254B2Power supply systemDELTA ELECTRONICS SHANGHAI CO·Filed 2020·Granted Apr 4, 2023·0 cites·20 claims
- 2770US12288642B2Fabrication method for an inductor with a vertical vinding and injection molding tooling thereofDELTA ELECTRONICS SHANGHAI CO·Filed 2020·Granted Apr 29, 2025·0 cites·17 claims
- 2870US12224098B2Multi-phase coupled inductor, multi-phase coupled inductor array and two-phase inverse coupled inductorDELTA ELECTRONICS SHANGHAI CO·Filed 2020·Granted Feb 11, 2025·0 cites·15 claims
- 2970US10856417B2Power supply module used in a smart terminal and power supply module assembly structureDELTA ELECTRONICS SHANGHAI CO·Filed 2019·Granted Dec 1, 2020·1 cites·13 claims
- 3070US10249550B2Power module with lead component and manufacturing method thereofDELTA ELECTRONICS INC·Filed 2017·Granted Apr 2, 2019·1 cites·11 claims
- 3170US2024404915A1Data processing deviceDELTA ELECTRONICS SHANGHAI CO·Filed 2024·Application pending·0 cites
- 3268US11419214B2Power supply module used in a smart terminal and power supply module assembly structureDELTA ELECTRONICS SHANGHAI CO·Filed 2020·Granted Aug 16, 2022·0 cites·13 claims
- 3367US2022149738A1Power module and manufacturing method thereofDELTA ELECTRONICS INC·Filed 2022·Application pending·0 cites
- 3466US12451509B2Cutting-off apparatus and battery assembly line production equipmentJIANGSU CONTEMPORARY AMPEREX TECH LTD·Filed 2024·Granted Oct 21, 2025·0 cites·16 claims
- 3564US11245214B2Connector, method for manufacturing connector and signal pin assemblyDELTA ELECTRONICS INC·Filed 2020·Granted Feb 8, 2022·0 cites·6 claims
- 3661US11437910B2Power moduleDELTA ELECTRONICS INC·Filed 2019·Granted Sep 6, 2022·0 cites·19 claims
- 3761US11316438B2Power supply module and manufacture method for sameDELTA ELECTRONICS SHANGHAI CO·Filed 2019·Granted Apr 26, 2022·0 cites·20 claims
- 3861US2025262814A13d printing system and methodJI PENGKAI·Filed 2025·Application pending·0 cites
- 3959US2022393609A1Power supply module and transformer power supply deviceDELTA ELECTRONICS SHANGHAI CO·Filed 2022·Application pending·0 cites
- 4058US12094802B2Data processing deviceDELTA ELECTRONICS SHANGHAI CO·Filed 2021·Granted Sep 17, 2024·0 cites·17 claims
- 4156US10685895B2Power module with lead component and manufacturing method thereofDELTA ELECTRONICS INC·Filed 2019·Granted Jun 16, 2020·0 cites·19 claims
- 4254US11271396B2System of providing power to chip on mainboardDELTA ELECTRONICS SHANGHAI CO·Filed 2020·Granted Mar 8, 2022·0 cites·22 claims
- 4352US12058814B2Power module and manufacturing method thereofDELTA ELECTRONICS SHANGHAI CO·Filed 2020·Granted Aug 6, 2024·0 cites·23 claims
- 4452US11855550B2Power supply moduleDELTA ELECTRONICS SHANGHAI CO·Filed 2021·Granted Dec 26, 2023·0 cites·34 claims
- 4552US11590695B2Photocuring printing system and methodYUANZHI TECH SHANGHAI CO LTD·Filed 2020·Granted Feb 28, 2023·0 cites·18 claims
- 4651US12469631B2Power supply moduleDELTA ELECTRONICS SHANGHAI CO·Filed 2022·Granted Nov 11, 2025·0 cites·21 claims
- 4751US11812545B2Power supply system and electronic deviceDELTA ELECTRONICS SHANGHAI CO·Filed 2022·Granted Nov 7, 2023·0 cites·28 claims
- 4851US11399438B2Power module, chip-embedded package module and manufacturing method of chip-embedded package moduleDELTA ELECTRONICS SHANGHAI CO·Filed 2019·Granted Jul 26, 2022·0 cites·22 claims
- 4951US11320879B2Power supply module and electronic deviceDELTA ELECTRONICS SHANGHAI CO·Filed 2020·Granted May 3, 2022·0 cites·22 claims
- 5050US11277912B2System of providing powerDELTA ELECTRONICS SHANGHAI CO·Filed 2020·Granted Mar 15, 2022·0 cites·17 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →