Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12324872 | Antimicrobial filter media, preparation method thereof, and air cleaner comprising same | Kyung Hwan Lee, Jong-Cheol Kim | 2025-06-10 |
| 9947457 | Pre space transformer, space transformer manufactured using the pre space transformer, and semiconductor device inspecting apparatus including the space transformer | Kwang Jae Oh, Ki Young Kim | 2018-04-17 |
| 9607754 | Pre space transformer, space transformer manufactured using the pre space transformer, and semiconductor device inspecting apparatus including the space transformer | Kwang Jae Oh, Ki Young Kim | 2017-03-28 |
| 8692136 | Method of repairing probe card and probe board using the same | Kwang Jae Oh, Joo Yong Kim, Bong Gyun Kim | 2014-04-08 |
| 8397379 | Method for fabricating ceramic substrate | Je Hong Sung | 2013-03-19 |
| 8330049 | Circuit board module and method of manufacturing the same | Dae Hyeong Lee, Jin Waun Kim, Kwang Jae Oh | 2012-12-11 |
| 8053682 | Multilayer ceramic substrate | Yun Hwi Park, Bong Gyun Kim | 2011-11-08 |