Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9185677 | Method device and system for estimating access points using log data | Chae Hwan Cho, Song Man Lee, Suk Yon Kang, Ji Min Kim | 2015-11-10 |
| 9173057 | Apparatus and method of managing peripheral wireless LAN radio signal for positioning service | Chae Hwan Cho, Suk Yon Kang, Song Man Lee, Ji Min Kim | 2015-10-27 |
| 7767832 | Method for separating of optically pure thiophene compounds using simulated moving bed chromatography | Jae Suk Koh, Byoung In Lee, Sang Soo Lee, Seong Jun Lee, Jong Ho Lim +2 more | 2010-08-03 |