| # | Name | Location | Applications |
|---|---|---|---|
| 1. | NT DoCoMo, Inc. | 🇯🇵 Tokyo, Japan | 1 |
| 2. | NT-Design Forschung & Entwicklung | 🇦🇹 Söll, Austria | 1 |
| 3. | NTD APPAREL INC. | 🇨🇦 Montreal, Canada | 1 |
| 4. | NTD Laboratories, Inc. | 🇺🇸 Huntington Station, NY, United States | 3 |
| 5. | NTD LABORATORIES, INC. | 🇺🇸 Melville, NY, United States | 2 |
| 6. | NTD LABS, S. L. | 🇪🇸 Terrassa, Spain | 1 |
| 7. | NTD Labs, S.L. | 🇪🇸 Terrassa, Spain | 2 |
| 8. | NTD LABS, S.L.U. | 🇪🇸 BARCELONA, Spain | 1 |
| 9. | NTDEK CO., LTD. | 🇯🇵 Aichi, Japan | 1 |
| 10. | NTDrill Holdings, LLC | 🇺🇸 Houston, TX, United States | 7 |