Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12299095 | Method and apparatus for authenticating handwritten signature based on multiple authentication algorithms | — | 2025-05-13 |
| 12287870 | Security policy and audit log two way inquiry, collation, and tracking system and method | Kyu Ho Lee, Sung-Geun Lee, Joo Yang Son, Jong Man Song | 2025-04-29 |
| 12271453 | Augmented handwritten signature authentication method and electronic device supporting same | — | 2025-04-08 |
| 12106608 | Apparatus and method for user authentication based on face recognition and handwritten signature verification | — | 2024-10-01 |
| 11917074 | Electronic signature authentication system based on biometric information and electronic signature authentication method | Jong-Bin Ko | 2024-02-27 |
| 11888844 | Electrical circuit testing device and method | — | 2024-01-30 |
| 11874925 | Data processing method for coping with ransomware, program for executing the method, and computer-readable recording medium storing the program | — | 2024-01-16 |
| 11797658 | Apparatus and method of blinding handwritten signature for authentication | — | 2023-10-24 |
| 11562072 | Data processing method for coping with ransomware, program for executing the method, and computer-readable recording medium storing the program | — | 2023-01-24 |
| 11205063 | System and method of authenticating handwritten signature based on dynamic movement tracking of spatial-division segments | Paul Hong | 2021-12-21 |
| 10635887 | Manual signature authentication system and method | — | 2020-04-28 |
| 10572715 | Segment block-based handwritten signature authentication system and method | Jun-Hee Shin | 2020-02-25 |
| 10515257 | Handwritten signature authentication system and method based on time-division segment block | — | 2019-12-24 |
| 10503960 | Segment-based handwritten signature authentication system and method | Paul Hong | 2019-12-10 |
| 9426655 | Legal authentication message confirmation system and method | — | 2016-08-23 |
| 7328341 | Method and apparatus for protecting file system based on digital signature certificate | You-Jin Eun, Min Goo Lee, Jae-Myung Kim | 2008-02-05 |
| 5246628 | Metal oxide group thermistor material | Hyung Jin Jung, Sang Ok Yoon, Jeon Kook Lee | 1993-09-21 |