Xiangtan, China

Chang Wu

This inventor holds 1 USPTO granted patent. Top assignee: Hunan University of Science and Technology. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chang Wu. Retrieved from https://idiyas.com/inventor/chang-wu-3ez7vrec

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 = 3.0

ph-index = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: Chang Wu - Innovator in Frictional Wear Testing Devices

Introduction

Chang Wu is a notable inventor based in Xiangtan, China. He has made significant contributions to the field of engineering, particularly in the development of testing devices for simulating frictional wear behaviors. His innovative work is essential for understanding the performance of drill pipes in challenging environments.

Latest Patents

Chang Wu holds a patent for a "Testing device for simulating frictional wear behaviors of threaded joint of drill pipe under turbid seafloor environment." This device includes a support, an oil cylinder, upper and lower specimens, a first motor, several second motors, stirring rods, a turbidity sensor, and a test tank. The design allows for comprehensive testing of frictional wear under specific conditions, which is crucial for the oil and gas industry.

Career Highlights

Chang Wu is affiliated with Hunan University of Science and Technology, where he continues to advance his research and development efforts. His work has garnered attention for its practical applications in real-world scenarios, particularly in the oil drilling sector.

Collaborations

Chang has collaborated with esteemed colleagues such as Yongping Jin and Deshun Liu. Their combined expertise enhances the research output and innovation potential within their projects.

Conclusion

Chang Wu's contributions to the field of frictional wear testing devices exemplify the importance of innovation in engineering. His work not only advances academic knowledge but also has practical implications for industries reliant on drill pipe technology.

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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