Hunan, China

Hanfeng Zheng

This inventor holds 3 USPTO granted patents and 2 EPO patents. Top assignees: Crrc Zhuzhou Electric Locomotive Research Institute Co., Ltd., Crrc Zhuzhou Institute Co., Ltd., Csr Zhuzhou Electric Locomotive Research Institute Co., Ltd.. Active years: 2018-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hanfeng Zheng. Retrieved from https://idiyas.com/inventor/hanfeng-zheng

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


% Patents Active = 100.0

 

Average Co-Inventor Count = 10.6

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2018-2019

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3 patents (USPTO):Explore Patents

Title: Hanfeng Zheng: Innovator in Permanent Magnet Synchronous Motor Technology

Introduction

Hanfeng Zheng is a notable inventor based in Hunan, China. He has made significant contributions to the field of electrical engineering, particularly in the development of technologies related to permanent magnet synchronous motors. With a total of 3 patents to his name, Zheng's work has advanced the understanding and functionality of motor systems.

Latest Patents

Zheng's latest patents include a rotor temperature monitoring method and system for permanent magnet synchronous motors. This innovative method allows for the accurate calculation of rotor temperature by utilizing various parameters such as line currents, line voltage, rotor speed, and inductance. Another significant patent is a method and system for correcting initial zero offset in permanent magnet synchronous motors and resolvers. This system enhances the precision of motor operation by adjusting the position of the resolver based on calculated deviations.

Career Highlights

Throughout his career, Hanfeng Zheng has worked with prominent organizations such as the CSR Zhuzhou Electric Locomotive Research Institute Co., Ltd. and the CRRC Zhuzhou Electric Locomotive Research Institute Co., Ltd. His experience in these institutions has allowed him to apply his innovative ideas in practical settings, contributing to advancements in electric locomotive technology.

Collaborations

Zheng has collaborated with several professionals in his field, including Jianghua Feng and Junfeng Xu. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Hanfeng Zheng's contributions to the field of permanent magnet synchronous motors demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of motor technology and its applications, positioning him as a key figure in the industry.

Profile summary based on public USPTO records.
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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