Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9749799 | Method and device for determining distance between devices | Jianxun Ji, Zili Chen, Hyun-cheol Park, Won S. Lee | 2017-08-29 |
| 9631944 | System for providing personalized information and method of providing the personalized information | Jeong-jin Song, Il-kang NA, Sun-eung Park, Hyun-cheol Park, Tae-kwang Um +2 more | 2017-04-25 |