| 10914004 |
Thin-film deposition method and manufacturing method of semiconductor device |
ManSu Lee, SungKyu Kang, Minsoo Kim, SeungWoo Choi |
2021-02-09 |
| 9556644 |
Apparatus for opening and closing entrance |
Byungman Yoon, Chaeho Yoon |
2017-01-31 |
| 9556645 |
Apparatus for opening and closing front entrance |
Byungman Yoon, Chaehi Yoon |
2017-01-31 |
| 9542383 |
Example-based error detection system for automatic evaluation of writing, method for same, and error detection apparatus for same |
Seunghwan KIM, Seongmook Kim, Dongnam Kim, Sung-Il Kim |
2017-01-10 |
| 9528299 |
Digital entrance opening and closing device |
Byungman Yoon, Chaehi Yoon |
2016-12-27 |
| 9336199 |
Automatic sentence evaluation device using shallow parser to automatically evaluate sentence, and error detection apparatus and method of the same |
Seunghwan KIM, Dongnam Kim, Sung-Il Kim |
2016-05-10 |