Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10996200 | Method of determining position of fault of equipment using sound source inputting apparatus and system of determining position of fault of equipment for performing the same | Kyoung-whan Oh, Won Ki Park, Ho-Youl Lee, Young Il Jang, Yeon Woo Choi +1 more | 2021-05-04 |
| 10546765 | Wafer perforating device | Kyoung-whan Oh, Yeon Woo Choi, Min Seok Moon, Won Ki Park, Seung Hwan Lee +1 more | 2020-01-28 |