Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10270250 | Insulation design apparatus of high voltage direct current transmission system | Yong Kil Choi | 2019-04-23 |
| 10186874 | Predicting high-voltage direct current transmission in a wind turbine system | Yong Kil Choi | 2019-01-22 |
| 10056825 | Control apparatus and method in static VAR compensator system | — | 2018-08-21 |
| 9612275 | Power device including current transformer and method for compensating of current transformer | Yong Kil Choi | 2017-04-04 |
| 9606169 | Protection apparatus and method of verifying operation thereof | Yong Kil Choi | 2017-03-28 |
| 8804098 | Maskless exposure apparatus having measurement optical unit to measure depths of focus of a plurality of beams and control method thereof | Dong Seok Baek, Sang Don Jang, Hi-Kuk Lee, Oui Serg Kim | 2014-08-12 |
| 8675180 | Maskless exposure apparatus and method of alignment for overlay in maskless exposure | Sung Min Ahn, Sang Don Jang | 2014-03-18 |
| 8608400 | Position arrangement device and joint module thereof | Sang Joon Hong, In Bae Jang, Sang Hyun Park | 2013-12-17 |
| 8427712 | Exposure apparatuses and methods to compress exposure data | Sang Don Jang, Dong Seok Baek, Sang Geun Park, Myung Ho Kim, Duke Kimm +2 more | 2013-04-23 |
| 7538750 | Method of inspecting a flat panel display | Jae Wan Kim, Hyoung-Jo Jeon, Yong Sik Kim, Hwa-Sub Shim, Heong-min Ahn +9 more | 2009-05-26 |
| 7488936 | TFT array inspecting apparatus | Vasily Lenyashine, Hyeong-min Ahn, Jeong-Su HA, Sergey Antonov, Mi-jeong Song | 2009-02-10 |
| 7446555 | Apparatus to inspect TFT substrate and method of inspecting TFT substrate | Chang-Hoon Choi, Hee-soo Pyun, Hwa-Sub Shim, Dong Seok Baek | 2008-11-04 |
| 7362123 | Inspection apparatus for thin film transistor substrate | Sergey Antonov, Hyeong-min Ahn, Jeong-Su HA, Lemjachine Vassili, Mi-jeong Song | 2008-04-22 |
| 7110104 | Panel inspection apparatus | Yong-Shik Kim, Hyoung-Jo Jeon, Hyeong-min Ahn | 2006-09-19 |