Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9153407 | X-ray tube | Yoon Ho Song, Sungyoul Choi, Jun Tae Kang, Jae-Woo Kim | 2015-10-06 |
| 9109829 | Control method of refrigerator | Chang Hak Lim, Keon Ho Hong, Young Shik Shin, Jae Koog An, Sang Hyun Park | 2015-08-18 |
| 9099280 | X-ray tube and method of controlling X-ray focal spot using the same | Yoon Ho Song, Sungyoul Choi, Jun Tae Kang, Jae-Woo Kim | 2015-08-04 |
| 9048059 | Stacked x-ray tube apparatus using spacer | Jun Tae Kang, Yoon Ho Song, Jae-Woo Kim | 2015-06-02 |
| 9042520 | Electric field emission x-ray tube apparatus equipped with a built-in getter | Jun Tae Kang, Yoon Ho Song, Jae-Woo Kim | 2015-05-26 |
| 8942352 | Field emission x-ray tube apparatus for facilitating cathode replacement | Jun Tae Kang, Yoon Ho Song, Jae-Woo Kim | 2015-01-27 |
| 8848864 | Tomosynthesis system | Yoon Ho Song | 2014-09-30 |
| 8761343 | Field emission X-ray tube and method of operating the same | Yoon Ho Song, Juntae Kang, Jae-Woo Kim | 2014-06-24 |
| 8559340 | Method and apparatus for service discovery in Wi-Fi direct network | Lochan Verma, Il-ju Na, Sung-Bum Park | 2013-10-15 |
| 8547299 | Field emission device and driving method thereof | Yoon Ho Song | 2013-10-01 |
| 8531097 | Field emitter | Jun Tae Kang, Yoon Ho Song, Jae-Woo Kim | 2013-09-10 |
| 8519627 | Field emission device | Yoon Ho Song, Dong Il Kim, Jun Tae Kang, Ji Seon Kim | 2013-08-27 |
| 8390538 | Active-matrix field emission pixel | Yoon Ho Song, Dae Jun Kim, Jin Ho Lee, Kwang Yong Kang | 2013-03-05 |
| 8300769 | Microminiature X-ray tube with triode structure using a nano emitter | Dae Jun Kim, Yoon Ho Song | 2012-10-30 |
| 8264151 | Color variable field emission device | Yoon Ho Song, Dong Il Kim, Jun Tae Kang, Ji Seon Kim | 2012-09-11 |
| 8253317 | Field emission lamp | Yoon Ho Song, Dong Il Kim, Jae-Woo Kim, Jun Tae Kang | 2012-08-28 |
| 8212487 | Field emission device and method of operating the same | Yoon Ho Song, Jae-Woo Kim | 2012-07-03 |
| 8212465 | Field emission device | Yoon Ho Song | 2012-07-03 |
| 8199881 | Discretely addressable large-area X-ray system | Dae Jun Kim, Yoon Ho Song | 2012-06-12 |
| 8129895 | Field emission device with fine local dimming | Dae Jun Kim, Yoon Ho Song | 2012-03-06 |
| 8093795 | Field emission back light unit, cathode structure thereof and method for fabricating the same | Yoon Ho Song, Dae Jun Kim | 2012-01-10 |
| 8054249 | Active-matrix field emission pixel and active-matrix field emission display | Yoon Ho Song, Dae Jun Kim, Jin Ho Lee, Kwang Yong Kang | 2011-11-08 |
| 8018169 | Field emission device | Yoon Ho Song, Dae Jun Kim | 2011-09-13 |
| 7887878 | Method of manufacturing a fine-patternable, carbon nano-tube emitter with high reliabilty | Dae Jun Kim, Yoon Ho Song | 2011-02-15 |
| 7732985 | Micro stage using piezoelectric element | Sang Kuk Choi, Dae Jun Kim, Dae-Yong Kim | 2010-06-08 |