Chongqing, China

Changhong Du

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignees: Chongqing Changan Automobile Co., Ltd., Chongqing Changan New Energy Automobile Technology Co., Ltd., Chongqing University. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Changhong Du. Retrieved from https://idiyas.com/inventor/changhong-du

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 = 13.0

ph-index = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: Changhong Du - Innovator in Transmission Systems

Introduction

Changhong Du is a notable inventor based in Chongqing, China. He has made significant contributions to the field of automotive technology, particularly in the development of advanced transmission systems. His innovative approach has led to the creation of a patent that enhances the efficiency of four-wheel drive systems.

Latest Patents

Changhong Du holds a patent for a "Transmission system capable of implementing four-wheel drive and operating model thereof." This invention includes a transmission system that features an odd shift motor, an even shift motor, a front-wheel drive shaft, and a rear-wheel drive shaft. The design incorporates a front-wheel output shaft gear and a rear-wheel output shaft gear, which are connected by a front/rear drive shaft coupling sleeve. The coordinated control of the two motors allows for high-efficiency operation, improving the overall performance of the transmission system. Additionally, the system can switch between four-wheel drive and two-wheel drive models, utilizing sensor information to control rotational speed during gear shifts, thereby reducing impact during transitions.

Career Highlights

Throughout his career, Changhong Du has worked with prominent companies in the automotive sector. He has been associated with Chongqing Changan New Energy Automobile Technology Co., Ltd. and Chongqing Changan Automobile Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative automotive technologies.

Collaborations

Changhong Du has collaborated with talented individuals in his field, including Kaibin Cao and Dongyang Wang. These partnerships have fostered a creative environment that encourages the development of cutting-edge solutions in automotive engineering.

Conclusion

Changhong Du's contributions to the field of transmission systems exemplify the spirit of innovation. His patent reflects a commitment to enhancing vehicle performance and efficiency. Through his work, he continues to influence the automotive industry positively.

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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