Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12390948 | Device for cutting diagnostic reagent paper into strip | Seok Hyun LEE | 2025-08-19 |
| 7707422 | Method for embedding watermark into an image and digital video recorder using said method | Dong Hwan Shin, Kyong-Soon Kim, Jong-Uk Choi | 2010-04-27 |
| 7140043 | Watermark embedding and detecting method by quantization of a characteristic value of a signal | Jong-Uk Choi, Seung Won SHIN | 2006-11-21 |