Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9329504 | Method of aligning an exposure apparatus, method of exposing a photoresist film using the same and exposure apparatus for performing the method of exposing a photoresist film | Sang Hyun Park, Sang Don Jang, Ki Hyun Kim, Sang Min Lee, Dong-Min Kim | 2016-05-03 |
| 8994922 | Lens barrel support device and maskless exposure apparatus having the same | Sang Hyun Park, Sang Joon Hong, Sang Don Jang, Oui Serg Kim | 2015-03-31 |
| 8804098 | Maskless exposure apparatus having measurement optical unit to measure depths of focus of a plurality of beams and control method thereof | Sang Don Jang, Ho Seok Choi, Hi-Kuk Lee, Oui Serg Kim | 2014-08-12 |
| 8427712 | Exposure apparatuses and methods to compress exposure data | Ho Seok Choi, Sang Don Jang, Sang Geun Park, Myung Ho Kim, Duke Kimm +2 more | 2013-04-23 |
| 8327534 | Method of fabricating printed circuit board assembly | Min-Young Park, Young Jun Moon, Hyun Joo Han, Gyun Heo, Kyung Woon Jang +1 more | 2012-12-11 |
| 8314920 | Method of aligning an exposure apparatus, method of exposing a photoresist film using the same and exposure apparatus for performing the method of exposing a photoresist film | Sang Hyun Park, Sang Don Jang, Ki Hyun Kim, Sang Min Lee, Dong-Min Kim | 2012-11-20 |
| 7446555 | Apparatus to inspect TFT substrate and method of inspecting TFT substrate | Chang-Hoon Choi, Hee-soo Pyun, Hwa-Sub Shim, Ho Seok Choi | 2008-11-04 |