Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392513 | Hazardous gas purification device with built-in purification system | Yeon Kyun Kang, Man Sung Jeong, Jun Yeon Cho | 2025-08-19 |
| 9424466 | Shoe image retrieval apparatus and method using matching pair | Da Un JUNG, Seung Jae Lee, Keun Dong LEE, Sang Il Na, Weon Geun Oh +2 more | 2016-08-23 |
| 9208399 | Method of extracting visual descriptor using feature selection and system for the same | Keun Dong LEE, Seung Jae Lee, Sang Il Na, Da Un JUNG, Weon Geun Oh +2 more | 2015-12-08 |
| 8805067 | Scalable feature descriptor extraction and matching method and system | Keun Dong LEE, Sang Il Na, Weon Geun Oh, Hyuk Jeong | 2014-08-12 |
| 8792773 | Digital video managing and searching system | Sang Il Na, Weon Geun Oh, Hyuk Jeong, Keun Dong LEE, Dong Seok Jeong +2 more | 2014-07-29 |