Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12244764 | Captioned telephone service system for providing original number service and anti-spam function | Jong Oh Choi, John H. Lee | 2025-03-04 |
| 11909911 | System for centralized captioned telephone service | Sungho Lee, John H. Lee | 2024-02-20 |
| 11902466 | Captioned telephone service system having text-to-speech and answer assistance functions | John H. Lee | 2024-02-13 |
| 11705131 | System and method for identifying spoken language in telecommunications relay service | John H. Lee | 2023-07-18 |
| 11570302 | System for providing caption feedback service to call center agent during phone call between call center agent and TRS user | Haesung LEE | 2023-01-31 |
| 11546465 | System and method for providing one number service in telecommunications relay service | Sungho Lee, Jong Oh Choi | 2023-01-03 |
| 10999431 | System and method for switching call agents in telecommunications relay service | Sungho Lee | 2021-05-04 |
| 10342931 | Optically induced injection device | — | 2019-07-09 |
| 9502037 | Wireless caption communication service system | — | 2016-11-22 |
| 9191787 | Text relay service communication system and method for a real-time transmission of transcribed voice data via a wireless packet network | — | 2015-11-17 |
| 9100474 | System and method for providing wireless captioned telephone service | Jinseok Eom | 2015-08-04 |