This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Feitian Technologies Co., Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Ke Xu and a Patent for Secure PB-Format Data Signing.
Introduction
Ke Xu is an inventor based in Beijing, China, associated with Feitian Technologies Co., Ltd. His patent work addresses how circulation data in PB format can be parsed and signed securely.
Latest Patents
The provided information lists 1 patent for Ke Xu: “Method and System for Parsing PB Format Circulation Data.” The invention describes a terminal that identifies and splits data held in a cache, updates the relevant data boundaries, and sends a signing request to a connected hardware device. The device parses the request, displays the data to be signed, derives a private key from the specified address, and signs the data. This process is designed to support “what you see is what you sign” by enabling the hardware device to parse PB-format circulation data and show it before signing.
Career Highlights
Ke Xu’s listed patent reflects work on secure data handling and hardware-assisted digital signing. The patent connects data parsing, on-device display, and private-key signing in a single workflow.
Collaborations
The provided information identifies Zhou Lu as Ke Xu’s coworker. It does not specify whether Zhou Lu collaborated on this patent.
Conclusion
Ke Xu’s patent focuses on making PB-format data easier for a hardware device to parse and display before signing, supporting a more transparent signing process.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile