Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11891848 | Apparatus for controlling safety power window of vehicle and method thereof | — | 2024-02-06 |
| 10952169 | Signal transmitting/receiving method and apparatus | Dae-Young Lee, Chul-Woo Byeon, Ju-Ho Son, Jeong Ho Lee, Sun-Kyu Choi | 2021-03-16 |
| 10381736 | Method and device for extending beam area in wireless communication system | Dong Yun Jung, Ji Hoon Kim, Yi-Ju Roh, Yun-A Shim, Dong Hyun Lee +1 more | 2019-08-13 |
| 10300997 | Canister type thruster and installation method thereof | Deok-Hoon Lee, Myung-Sung Kim, Young-Deok Park, Jeung-Hoon Baek, In-Ho Yang +3 more | 2019-05-28 |
| 10050681 | Apparatus and method for performing beamforming by using antenna array in wireless communication system | Jaewon Kim, Hyunkyu Yu, Jeongho Park, Kyungwhoon Cheun, Jongho OH +2 more | 2018-08-14 |
| 9988131 | Canister type thruster and installation method thereof | Deok-Hoon Lee, Myung-Sung Kim, Young-Deok Park, Jeung-Hoon Baek, In-Ho Yang +3 more | 2018-06-05 |
| 9948484 | Method and apparatus for direct conversion receiver correcting direct current offset | Yi-Ju Roh, Ji Hoon Kim, Ju-Ho Son, Yun-A Shim, Dong Hyun Lee +2 more | 2018-04-17 |
| 9834289 | Canister type thruster and installation method thereof | Deok-Hoon Lee, Myung-Sung Kim, Young-Deok Park, Jeung-Hoon Baek, In-Ho Yang +3 more | 2017-12-05 |
| 9294178 | Method and apparatus for transceiving for beam forming in wireless communication system | Dong Yun Jung, Dong Woo Kang, Ji Hoon Kim, Yi-Ju Roh, Yun-A Shim +2 more | 2016-03-22 |
| 8876936 | Engine valve seat and manufacturing method thereof | Ki Bum Kim, Eui Jun Kim, Seong Jin Kim, Sung Kweon Jang, Ki-Jung Kim +2 more | 2014-11-04 |
| 8577308 | Beamformer and beamforming method | Jung-han Choi, Young Hwan Kim, Dong Hyun Lee, Hong Yi Kim, Ki-Chan Eun +1 more | 2013-11-05 |
| 8497742 | Multi-layer waveguide structure having spaced apart first and second signal units of different widths and heights | Dong Hyun Lee, Young Hwan Kim, Jung-han Choi, Cheol-gyu Hwang, Young Kwon +1 more | 2013-07-30 |
| 8004375 | Resonator and bandpass filter having overlay electromagnetic bandgap (EBG) structure, and method of manufacturing the resonator | Cheol-gyu Hwang, Jung-han Choi, Seung Ho Hwang, Young Hwan Kim, Dong Hyun Lee | 2011-08-23 |
| 7880567 | Overlay electromagnetic bandgap (EBG) structure and method of manufacturing the same | Cheol-gyu Hwang, Jung-han Choi, Young Hwan Kim, Dong Hyun Lee | 2011-02-01 |
| 7859460 | Switched beam-forming apparatus and method using multi-beam combining scheme | Cheol-gyu Hwang, Young Hwan Kim, Jung-han Choi, Dong Hyun Lee, Jae-hyon Kim +3 more | 2010-12-28 |
| 7795996 | Multilayered coplanar waveguide filter unit and method of manufacturing the same | Jung-han Choi, Cheol-gyu Hwang, Young Hwan Kim, Dong Hyun Lee | 2010-09-14 |
| 5781553 | Digital wireless private branch exchange system | Sang-jun Choi | 1998-07-14 |