This inventor holds 1 USPTO granted patent. Top assignees: Hyundai Motor Company, Kia Corporation. 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:
1 out of 20,399 
1 out of 5,883 
Years Active: 2026
Title: Chang Yul Ji: Inventor of a Shared-Vehicle Fare System
Introduction
Chang Yul Ji is an inventor associated with Hwaseong, South Korea. His patent work addresses how shared-vehicle services can calculate and charge fares when a vehicle operates in both manual and automatic driving modes. He is associated with Hyundai Motor Company and Kia Corporation.
Latest Patents
The provided information lists 1 patent for Chang Yul Ji: “Shared Vehicle and Method of Controlling the Same.” The invention describes a shared vehicle that may be driven manually by a driver or operated in an automatic driving mode without driver intervention. Its control method calculates fares according to the operating time spent in each mode, then charges the driver the combined amount. The approach is intended to support efficient and flexible fare calculation for shared-vehicle services.
Career Highlights
Ji’s listed company associations include Hyundai Motor Company and Kia Corporation. His patent reflects work on vehicle sharing and the practical challenge of setting fares for services that combine manual and automated operation.
Collaborations
The available information identifies Hyundai Motor Company and Kia Corporation as companies associated with Ji. It does not specify particular co-inventors or collaborative projects.
Conclusion
Chang Yul Ji’s patent focuses on a shared-vehicle fare system that accounts for time spent in manual and automatic driving modes, connecting vehicle automation with flexible service pricing.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile