| # | Name | Location | Applications |
|---|---|---|---|
| 1. | T & T Devices Ltd | 🇬🇧 Hampshire, United Kingdom | 1 |
| 2. | T & T DEVICES LTD | 🇬🇧 Hampshire, United Kingdom | 1 |
| 3. | TTD GLOBAL PTY LTD | 🇦🇺 South Australia, Australia | 1 |
| 4. | TTDC BIO L.P. | 🇱🇺 Luxembourg, Luxembourg | 1 |
| 5. | TTDK CORPORATION | 🇯🇵 Tokyo, Japan | 1 |