| # | Name | Location | Applications |
|---|---|---|---|
| 1. | KT Corporation | 🇺🇸 , United States | 4 |
| 2. | KT CORPORATION | 🇰🇷 Gyeonggi-do, South Korea | 21 |
| 3. | KT CORPORATION | 🇰🇷 Seongnam, South Korea | 12 |
| 4. | KT CORPORATION | 🇰🇷 Seongnam-City, South Korea | 3 |
| 5. | KT CORPORATION | 🇰🇷 Seongnam-si, South Korea | 6 |