Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7707422 | Method for embedding watermark into an image and digital video recorder using said method | Kyong-Soon Kim, Won-Ha Lee, Jong-Uk Choi | 2010-04-27 |
| 7532086 | Digital attenuation apparatus having ultra broadband and excellent attenuation characteristics | In Kwon Ju, In-Bok Yom, Dong Pil CHANG, Jin Cheol JEONG, Youn Sub Noh | 2009-05-12 |
| 7474177 | Efficiency-improved tuning assembly for radio frequency filters and method for forming the same | Chang Soo KWAK, Youn Sub Noh, In-Bok Yom, Dong Pil CHANG | 2009-01-06 |