Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8502670 | Real-time RFID positioning system and method, repeater installation method therefor, position confirmation service system using the same | Maeng-Q Cha, Myung-Woo Seo | 2013-08-06 |
| 6044167 | Method for verifying the accuracy of an electronic map using an irregular unit object verification algorism | Sung Ryong Kim, Young Kim, Hyo Sil Kim, Jae Woo Jeong | 2000-03-28 |