| # | Name | Location | Applications |
|---|---|---|---|
| 1. | PNF Co., Ltd. | 🇰🇷 Seongnam-si, Gyeonggi-do, South Korea | 4 |
| 2. | PNF CO., LTD. | 🇺🇸 Belmont, CA, United States | 3 |
| 3. | PNF CO., LTD. | 🇰🇷 Seoul, South Korea | 2 |
| 4. | PNF CO., LTD. | 🇰🇷 Seongnam-si, South Korea | 1 |
| 5. | PNF Co., Ltd. | 🇰🇷 , South Korea | 1 |