Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10643888 | Overlay marks, methods of forming the same, and methods of fabricating semiconductor devices using the same | Jong Su Kim, Dong Woon PARK, Yong-Kug Bae, Tae-Hwan Oh, Chang-Hoon Lee +1 more | 2020-05-05 |
| 10573633 | Semiconductor device including overlay patterns | Tae Sun Kim, Hyun Jae Kang, Jin Seong LEE, Eun Sol Choi, Min-Keun Kwak +2 more | 2020-02-25 |
| 9711395 | Overlay marks, methods of forming the same, and methods of fabricating semiconductor devices using the same | Jong Su Kim, Dong Woon PARK, Yong-Kug Bae, Tae-Hwan Oh, Chang-Hoon Lee +1 more | 2017-07-18 |
| 8623739 | Method of manufacturing semiconductor device using acid diffusion | Hyung-Rae Lee, Yool Kang, Kyung-Hwan Yoon, Hyoung-hee Kim, So-Ra Han | 2014-01-07 |