Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10313338 | Authentication method and device using a single-use password including biometric image information | Dae Hoon KIM, Hyeong In Choi, Tuyen Nguyen | 2019-06-04 |
| 7621313 | Portable roll up window blind | — | 2009-11-24 |
| 7509989 | Window blind system | — | 2009-03-31 |