Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11554325 | Apparatus and method for providing game service | — | 2023-01-17 |
| 9679452 | Sound field security system and method of determining starting point for analysis of received waveform using the same | Hun Sik Kang | 2017-06-13 |
| 5606869 | Cylindrical ice cube maker | — | 1997-03-04 |