Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12367087 | Auto-calibration of error detection signals | Jaeil Kim | 2025-07-22 |
| 8670751 | Method, system and terminal for realizing multimedia color ring back tone service in IMS domain | Song Zheng, Biao Pan | 2014-03-11 |