CY

Chang Hun YOO

SS Ssenstone: 6 patents #1 of 2Top 50%
📍 Seoul, KR: #318 of 6,453 inventorsTop 5%
Overall (2025): #17,708 of 469,880Top 4%
6
Patents 2025

Issued Patents 2025

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12393674 System, method, and program for providing virtual code, virtual code generating device, and virtual code verifying device 2025-08-19
12354080 Method, program, and system for providing financial transaction based on a virtual corporate card 2025-07-08
12355759 User authentication method using authentication virtual code and system therefor 2025-07-08
12316627 Smart card device, device for generating virtual code for authentication, method of generating virtual code for authentication using the same, and server for verifying virtual code for authentication 2025-05-27
12265653 Method, program, and device for authenticating user setting information by using virtual code Min Gyu Kim 2025-04-01
12261958 Device and method for virtual authentication code-based process authorization 2025-03-25