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Shanghai, China

Delta Electronics (Shanghai) Co., Ltd

Calculating rank

USPTO Granted Patents = 605

% Expired Patents = 2.8

EPO Patents = 82

Forward Citations = 798

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569 inventors (with patents filed for the assignee):

Jinfa Zhang (74 out of 111 patents)

Shouyu Hong (59 out of 77 patents)

Jianping Ying (50 out of 117 patents)

4. Jianhong Zeng (46 out of 87 patents)

5. Xiaoni Xin (37 out of 48 patents)

6. Jinping Zhou (34 out of 42 patents)

7. Weiqiang Zhang (34 out of 49 patents)

8. Teng Liu (33 out of 61 patents)

9. Pengkai Ji (32 out of 46 patents)

10. Daofei Xu (32 out of 44 patents)

11. Cheng Lu (32 out of 42 patents)

12. Zengyi Lu (30 out of 40 patents)

13. Jian-Ping Ying (30 out of 66 patents)

14. Yiqing Ye (29 out of 38 patents)

15. Min Zhou (29 out of 61 patents)

Core Competencies:

Wireless Charging

Multi-Level Circuits

Magnetic Elements

Power Supply Systems

Resonant Converters

Electrical Connectors

Photovoltaic Energy Storage

Driving Circuits

Power Modules

Inductors

Power Factor Correction

Control Methods

605 patents: Sort by Forward Citations

1. 12724469 - System of providing power to chip on mainboard (2026-09-01),

2. 12518916 - Magnetic element and manufacturing method thereof (2026-01-06),

3. 12512806 - Filter inductor and on-board-charger (2025-12-30),

4. 12512768 - Multi-level conversion circuit and control method for flying capacitor voltage thereof (2025-12-30),

5. 12505952 - Insulation device and electrical device having the same (2025-12-23),

6. 12496916 - Interaction system between electric vehicle and power grid (2025-12-16),

7. 12494318 - Magnetic component (2025-12-09),

8. 12489360 - Multi-level AC/DC conversion circuit, multi-level DC/DC conversion circuit and control methods thereof (2025-12-02),

9. 12489316 - Wireless charging device (2025-12-02),

10. 12488920 - Magnetic element (2025-12-02),

11. D1103106 - Magnetic core (2025-11-25),

12. 12483139 - Multi-level conversion circuit and control method for flying capacitor voltage thereof (2025-11-25),

13. 12483122 - Resonant converter and method for controlling the resonant converter (2025-11-25),

14. 12476491 - Detection signal, wireless charging method and wireless charging device (2025-11-18),

15. D1101687 - Electrical connector (2025-11-11),

Company Overview

Delta Electronics (Shanghai) Co., Ltd specializes in power conversion technology, focusing on innovative solutions for various applications. The company develops advanced systems in wireless charging, multi-level circuits, and resonant converters, catering to the growing demand for efficient power supply systems. Additionally, Delta is involved in the design of magnetic elements, electrical connectors, and photovoltaic energy storage, contributing to sustainable energy solutions. Located in Shanghai, it plays a significant role in the region's technological landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

605 Patents

#5 in Shanghai

#64 in China

#1,616 in the World

Shanghai, China

Delta Electronics (Shanghai) Co., Ltd

Forward Citations = 798

569 inventors:

Jinfa Zhang (74 out of 111 patents)

Shouyu Hong (59 out of 77 patents)

Jianping Ying (50 out of 117 patents)

4. Jianhong Zeng (46 out of 87 patents)

5. Xiaoni Xin (37 out of 48 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Delta Electronics (Shanghai) Co., Ltd. Retrieved from https://idiyas.com/company/delta-electronics-shanghai-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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