Zhejiang, China

Hao Duan

This inventor holds 1 USPTO granted patent. Top assignee: Hangzhou Qulian Technology Co., Ltd.. Active years: 2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hao Duan. Retrieved from https://idiyas.com/inventor/hao-duan-ovsom62s

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 = 6.0

ph-index = 1


Company Filing History:


Years Active: 2023

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1 patent (USPTO):Explore Patents

Title: Innovations by Hao Duan in Active Failure Recovery Systems

Introduction

Hao Duan is a notable inventor based in Zhejiang, China. He has made significant contributions to the field of computer technology, particularly in the area of active failure recovery systems. His innovative approach addresses critical challenges in network reliability and stability.

Latest Patents

Hao Duan holds a patent for a method and system for active failure recovery of a single node improved based on the PBFT algorithm. This patent, which is a significant advancement in the field, outlines a method where an abnormal node initiates a view change request. If the required number of view change requests is not received within a specified timeframe, the node enters a recovery state. The recovery process involves the node requesting assistance from all nodes in the network, counting replies, and calculating a stable checkpoint height to complete the recovery. This method effectively resolves the inherent issue in the PBFT algorithm, enhancing its practicality.

Career Highlights

Hao Duan is currently employed at Hangzhou Qulian Technology Co., Ltd. His work focuses on developing innovative solutions that improve network reliability and efficiency. His contributions have been instrumental in advancing the capabilities of the PBFT algorithm.

Collaborations

Hao Duan collaborates with talented individuals such as Weiwei Qiu and Wei Li. Their combined expertise fosters a creative environment that drives innovation and enhances the development of new technologies.

Conclusion

Hao Duan's work in active failure recovery systems showcases his commitment to improving network reliability through innovative solutions. His patent significantly enhances the PBFT algorithm's functionality, marking a notable achievement in the field of computer 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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