Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10298195 | Radio frequency filter employing notch structure | — | 2019-05-21 |
| 10116027 | RF filter tuning system and method for manufacturing filter using the same | Joung Hoe Kim, Don-Yong Lee, Kang-Hui Suh, Jong-Youn Jung, Sang-Hwan Cho +4 more | 2018-10-30 |
| 10109905 | Multi-mode resonator | — | 2018-10-23 |
| 10109906 | Multimode resonator | — | 2018-10-23 |
| 10090572 | Radio frequency filter having a hollow box with a resonance element disposed therein and a depression with dot peen structures therein | Dae-Soo Jeong | 2018-10-02 |
| 9985330 | Radio frequency filter with cavity structure | Joung Hoe Kim | 2018-05-29 |
| 9917626 | Base station device in mobile communication system and circulator arrangement to increase isolation between co-located antennas | Young-Chan Moon, Chang-Seob Choi, In-Ho Na | 2018-03-13 |
| 9917627 | Base station device in mobile communication system and circulator arrangement to increase isolation between co-located antennas | Young-Chan Moon, Chang-Seob Choi, In-Ho Na | 2018-03-13 |
| 9800301 | Antenna sharing device for wireless access node systems in wireless communication network | Don-Yong Lee | 2017-10-24 |
| 9716301 | Radio frequency filter having a hollow box with a wrinkle structure and including a resonance element disposed therein which is short-circuited to the box by a pin | Dae-Soo Jeong | 2017-07-25 |
| 9564871 | Radio frequency filter | Duk-Yong Kim | 2017-02-07 |
| 9203131 | Band stop filter | Don-Yong Lee, Jae Hong Kim | 2015-12-01 |
| 8854160 | Dielectric resonator fixed by a pressing metal plate and method of assembly | Sung Kyun Kim, Jung-Hyun Kwon | 2014-10-07 |
| 8749321 | Radio frequency filter | Duk-Yong Kim | 2014-06-10 |
| 8654685 | Apparatus for sharing a wireless communication base station | Duk-Yong Kim | 2014-02-18 |
| 8618894 | Multi-mode resonant filter | Duk-Yong Kim | 2013-12-31 |
| 8492931 | Selecting structure for device | Duk-Yong Kim, Byung-Chul Kim, Sung Ho JANG | 2013-07-23 |
| 7936236 | Switchable combiner/divider with multiple inputs/outputs | Taek-Dong Kim, Duk-Yong Kim, Jung-Pil Lee, Sang-Sig Park, Jin-Chul Hwang | 2011-05-03 |