Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6084965 | Identification scheme, digital signature scheme giving message recovery and digital signature scheme with appendix | Yun Ho Lee, Ill Hwan Park, Chung Ryong Jang | 2000-07-04 |
| 5719940 | Method for providing information security by exchanging authentication and signing an electronic signature and apparatus therefor | Chung Ryong Jang, Ill Hwan Park | 1998-02-17 |