Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11918521 | Foldable ramp | Dong Kwang Lee, Hee KIM | 2024-03-05 |
| 11821213 | Block-type prefabricated ramp | Hee KIM, Dong Kwang Lee | 2023-11-21 |
| 7781145 | Method for forming a photoresist pattern | Geun Su Lee, Keun Do Ban | 2010-08-24 |
| 7419760 | Top anti-reflective coating composition, method for forming the pattern of a semiconductor device using the same, and semiconductor device comprising the pattern | Jae Chang Jung, Cheol Kyu Bok, Chang Moon Lim, Seung Chan Moon | 2008-09-02 |
| 7364837 | Method for pattern formation using photoresist cleaning solution | Won-Wook Lee, Geun Su Lee | 2008-04-29 |
| 7314853 | Cleaning solution for photoresist and method for forming pattern using the same | Geun Su Lee, Keun Do Ban | 2008-01-01 |
| 7288364 | Top anti-reflective coating composition and method for pattern formation of semiconductor device using the same | Jae Chang Jung, Cheol Kyu Bok, Chang Moon Lim, Seung Chan Moon | 2007-10-30 |
| 7132217 | Organic anti-reflective coating composition and pattern forming method using the same | Geun Su Lee | 2006-11-07 |
| 6842028 | Apparatus for testing reliability of interconnection in integrated circuit | Won-sang Song, Jung Woo Kim, Chang-Sub Lee, Young-Jin Wee, Ki-Chul Park | 2005-01-11 |
| 6693446 | Apparatus for testing reliability of interconnection in integrated circuit | Won-sang Song, Jung Woo Kim, Chang-Sub Lee, Young-Jin Wee, Ki-Chul Park | 2004-02-17 |
| 6690187 | Apparatus for testing reliability of interconnection in integrated circuit | Won-sang Song, Jung Woo Kim, Chang-Sub Lee, Young-Jin Wee, Ki-Chul Park | 2004-02-10 |