Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7552094 | Optical payment transceiver and system using the same | Kyung Yang Park, Chul Ki Kim, Bong Jung, Kwang Sung, Do Kim +7 more | 2009-06-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7552094 | Optical payment transceiver and system using the same | Kyung Yang Park, Chul Ki Kim, Bong Jung, Kwang Sung, Do Kim +7 more | 2009-06-23 |