This inventor holds 1 USPTO granted patent and 2 EPO patents. Top assignees: China Railway Electrical Industry Co., Ltd., China Railway Electrification Bureau Group Co., Ltd., Tsinghua University. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:

Years Active: 2026
Title: Zengqin Li: Innovator in Traction Power Supply Systems
Introduction
Zengqin Li is a notable inventor based in Baoding, China. He has made significant contributions to the field of electrical engineering, particularly in the development of traction power supply systems. His innovative approach has led to the creation of a unique patent that addresses the challenges in this area.
Latest Patents
Zengqin Li holds a patent for a "System for implementing continuous co-phase flexible alternating current traction power supply and operation mode therefor." This system includes at least one flexible traction substation and neutral sections. Each flexible traction substation is equipped with a first and second power inlet line, which are connected to corresponding breakers. These breakers are linked to the primary side of a traction transformer, with the secondary side connected to multiple SPCs. The SPCs are arranged in parallel and connected to the bus of the flexible traction substation through additional breakers. Furthermore, a feeder line is established between the bus and both the up-track and down-track lines of an overhead contact system, with each feeder line featuring an up-to-net breaker.
Career Highlights
Throughout his career, Zengqin Li has worked with prominent organizations, including the China Railway Electrification Bureau Group Co., Ltd. and Tsinghua University. His experience in these institutions has allowed him to refine his expertise and contribute to significant advancements in traction power supply technologies.
Collaborations
Zengqin Li has collaborated with esteemed colleagues such as Yunzhi Lin and Yingdong Wei. These partnerships have fostered a productive environment for innovation and development in their respective fields.
Conclusion
Zengqin Li's contributions to the field of traction power supply systems exemplify his dedication to innovation and engineering excellence. His patent reflects a forward-thinking approach that addresses critical challenges in electrical engineering.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile