| # | Name | Location | Applications |
|---|---|---|---|
| 1. | TSK CO., LTD. | 🇰🇷 Seongnam-si, South Korea | 2 |
| 2. | TSK CO., LTD. | 🇰🇷 Seongnam-si, Gyeonggi-do, South Korea | 1 |
| 3. | TSK CO.,LTD. | 🇰🇷 Seongnam-si, Gyeonggi-do, South Korea | 1 |
| 4. | TSK CORPORATION | 🇯🇵 Shizuoka, Japan | 2 |
| 5. | TSK Laboratory Europe B.V. | 🇳🇱 Oisterwijk, Netherlands | 2 |
| 6. | TSK LABORATORY JAPAN | 🇯🇵 Tochigi, Japan | 1 |
| 7. | TSK Products LLC | 🇺🇸 Eatontown, NJ, United States | 2 |