Nanjing, China

Tongkai Xu

This inventor holds 1 USPTO granted patent. Top assignees: Matrictime Digital Technology Co., Ltd, Nanjing University. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tongkai Xu. Retrieved from https://idiyas.com/inventor/tongkai-xu

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: Innovations by Tongkai Xu in Digital Asset Ownership

Introduction

Tongkai Xu is a notable inventor based in Nanjing, China. He has made significant contributions to the field of digital asset management, particularly through his innovative patent. His work focuses on methods for confirming ownership and tracing the source of digital assets using hash algorithms.

Latest Patents

Tongkai Xu holds a patent titled "Method for confirming ownership of digital assets based on hash algorithm and method for tracing to a source of digital assets based on hash algorithm." This patent outlines a comprehensive process for confirming ownership of digital assets. The entities involved in this process include an original user, a CA authentication center, and a digital asset authentication center. The method involves generating a one-time CA certificate by the original user, authenticating the digital assets, and creating a quantum digital signature through a three-party collaboration. Additionally, the tracing method includes real-time generation of subsidiary documents and unique identity construction for digital assets.

Career Highlights

Tongkai Xu has worked with esteemed institutions such as Nanjing University and Matrictime Digital Technology Co., Ltd. His experience in these organizations has contributed to his expertise in digital asset technologies and innovations.

Collaborations

He has collaborated with notable individuals in his field, including Zengbing Chen and Mengya Zhu. Their joint efforts have further advanced the research and development of digital asset management solutions.

Conclusion

Tongkai Xu's innovative work in digital asset ownership and tracing methods showcases his significant contributions to the field. His patent reflects a forward-thinking approach to digital asset management, which is increasingly relevant in today's technology-driven world.

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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