This inventor holds 2 USPTO granted patents. Top assignees: Hangzhou City University, Hangzhou Hyperchain Technology Co., Ltd., Zhejiang Gongshang University. Active years: 2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 46 
1 out of 3 
1 out of 35 
Years Active: 2025
Title: Innovations of Xuanxuan Xu in Data Privacy and Security
Introduction
Xuanxuan Xu is an accomplished inventor based in Hangzhou, China. He has made significant contributions to the fields of data privacy and security through his innovative patents. With a total of 2 patents, Xu's work focuses on enhancing the protection of user data in various applications.
Latest Patents
Xu's latest patents include a "Data maximum/minimum value aggregation method and system for privacy protection." This invention utilizes a Paillier cryptosystem to encrypt user data, ensuring the privacy and security of health information. The method allows a control center to obtain an overall health condition of a client during a specific aggregation period while maintaining data confidentiality.
Another notable patent is the "Dynamic and verifiable searchable encryption method and system based on updatable encryption and blockchain." This method addresses scenarios where the data user and data owner are different parties. It employs updatable technology to enhance the security of searchable encryption, achieving Chosen Ciphertext Security (CCA) and Ciphertext Integrity (CTXT) security. Additionally, it verifies the trustworthiness of cloud servers by publicly validating search results through blockchain technology.
Career Highlights
Xuanxuan Xu has worked with reputable institutions, including Hangzhou City University and Zhejiang Ponshine Information Technology Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in data security.
Collaborations
Xu has collaborated with notable individuals in his field, including Song Han and Siqi Ren. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Xuanxuan Xu's contributions to data privacy and security through his innovative patents demonstrate his commitment to enhancing user data protection. His work continues to influence the field and pave the way for future advancements in technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile