Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7650121 | Time division duplexing transmission/reception apparatus and method using polarized duplexer | Jong-Cheol Kim, Doo Hee Song | 2010-01-19 |
| 7323954 | Dielectric ceramic filter with metal guide-can | Jong-Cheol Kim, Seung Wan Kim | 2008-01-29 |
| 7130755 | Near-field scanning microwave microscope using dielectric resonator | Joo Young Kim, Hyun Jun Yoo, Jong Il Yang, Song Hui Kim | 2006-10-31 |