Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825819 | Ceramic chip antenna | Hyun Jai Kim, Seok Jin Yoon, Ji Won Choi, Sung Hun Sim | 2004-11-30 |
| 6790800 | Microwave dielectric ceramic composition having high quality factor | Hyun Jai Kim, Seok Jin Yoon, Ji Won Choi, Jong-Yoon Ha | 2004-09-14 |