Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11076011 | Server cluster and method for push notification service | Hee Seo, Jung-Hwan Choi, In-Gyu Kim | 2021-07-27 |
| 11076012 | Server cluster and method for push notification service | Hee Seo, Jung-Hwan Choi, In-Gyu Kim | 2021-07-27 |
| 11057485 | Server cluster and method for push notification service | Hee Seo, Jung-Hwan Choi, In-Gyu Kim | 2021-07-06 |