Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 9497143 | Method and system for providing on-air service using official account | Hyuk Sung Chung, Ryuichi Kumai, Donghyun Kim, Minbo Bae, Youngsu Ko +2 more | 2016-11-15 | $79,586,000 |