Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11582194 | Apparatus and method for managing security policy of firewall | Yong Jun Jin, Yang Hwan Joe, You Chang Ko | 2023-02-14 |
| 10371693 | Portable blood glucose measurement device | Jin Won Lee, Chang Woo Ryu, Geun Sig Cha | 2019-08-06 |
| 9998456 | System and method for one time password-based authentication | Hyun Woo Noh, Sung-Duck Kim, Geun Young Choi | 2018-06-12 |
| 7662111 | Vacuum assisted auto-lancing device | Eun Jong Cha, Mi Sook Park, Gang Cui, Geun Sig Cha | 2010-02-16 |