Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10438810 | Method of forming photoresist pattern and method of fabricating semiconductor device using the same | Cha-Won Koh, Hyun-Woo Kim, Jin-Kyu Han | 2019-10-08 |
| 10353290 | Photoresist composition for extreme ultraviolet and method of forming photoresist pattern using the same | Chawon Koh, Hyunwoo KIM, Sang-Yoon Woo, Hyejin JEON | 2019-07-16 |
| 9804493 | Composition for forming topcoat layer and resist pattern formation method employing the same | Hyun-Woo Kim, Tetsuo Okayasu, Xiaowei Wang, Georg Pawlowski, Yusuke Hama | 2017-10-31 |
| 9772555 | Methods of forming patterns using photoresists | Sang-Yoon Woo, Cha-Won Koh, Hyun-Woo Kim, Sang Min Park | 2017-09-26 |
| 9564325 | Methods of fabricating a semiconductor device | Chawon Koh, Ki-Jeong Kim, Hyunwoo KIM, Hyosung Lee | 2017-02-07 |
| 7558993 | Test apparatus for semiconductor memory device | Sang-Seok Kang | 2009-07-07 |
| 6658612 | Test signal generating circuit of a semiconductor device with pins receiving signals of multiple voltage levels and method for invoking test modes | Sang-Seok Kang, Jong-Hyun Choi | 2003-12-02 |
| 6225818 | Integrated circuits including function identification circuits having operating modes that identify corresponding functions of the integrated circuits | Sang-Seok Kang, Jae-Hoon Joo | 2001-05-01 |