Qiqihar, China

Derong Zhang

This inventor holds 3 USPTO granted patents, plus 1 CIPO patent and 3 EPO patents. Top assignees: Crr Qigihar Co., Ltd. Dalian Research & Development Center, Crrc Qigihar Rolling Stock Co., Ltd., Crrc Qiqihar Rolling Stock Co., Ltd.. Active years: 2014-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Derong Zhang. Retrieved from https://idiyas.com/inventor/derong-zhang

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 = 7.1

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2014-2018

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3 patents (USPTO):Explore Patents

Title: The Innovations of Derong Zhang

Introduction

Derong Zhang is a notable inventor based in Qiqihar, China. He has made significant contributions to the field of railway technology, holding three patents that showcase his innovative spirit and technical expertise. His work focuses on enhancing the performance and reliability of railway vehicles.

Latest Patents

Zhang's latest patents include the "Swing Bolster," "Swing Bolster Vibration Reduction Assembly," and "Bogie." The swing bolster features a body with mounting cavities for friction blocks at both ends. These cavities are designed with horizontal openings that allow the friction blocks to extend out, reducing wear and improving vibration reduction performance. The bogie and axle box suspension positioning device he developed includes a guide column assembly that enhances positioning rigidity, ensuring reliable operation in railway vehicles.

Career Highlights

Throughout his career, Derong Zhang has worked with prominent companies such as CRRC Qiqihar Rolling Stock Co., Ltd. and Qiqihar Railway Rolling Stock Co., Ltd. His experience in these organizations has allowed him to apply his innovative ideas to real-world applications, contributing to advancements in railway technology.

Collaborations

Zhang has collaborated with notable colleagues, including Shifeng Xu and Haibin Hu. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge solutions in the railway sector.

Conclusion

Derong Zhang's contributions to railway technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry positively, ensuring enhanced performance and reliability in railway vehicles.

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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