Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8619677 | Base station antenna in a mobile communication system | Duk-Yong Kim, In Ho Kim, Kang Hyun Lee, Oh Seog CHOI, Seok Sung +2 more | 2013-12-31 |
| 7936236 | Switchable combiner/divider with multiple inputs/outputs | Duk-Yong Kim, Jung-Pil Lee, Sang-Sig Park, Jin-Chul Hwang, Nam-Shin Park | 2011-05-03 |
| 6504450 | Signal process apparatus for phase-shifting N number of signals inputted thereto | Duk-Yong Kim, Yoon-Bae Lee, Gyu-Sang Hwang, In-Young Lee, Sang-Wook Bang +4 more | 2003-01-07 |