| # | Name | Location | Applications |
|---|---|---|---|
| 1. | K FIRST LAB CO., LTD. | 🇰🇷 Seoul, South Korea | 1 |
| 2. | K.F. Innovative Trade LTD | 🇮🇱 Raanana, Israel | 1 |
| 3. | K.F.I. S.R.L. | 🇮🇹 Binasco (MI), Italy | 1 |
| 4. | K.F.I. S.R.L. | 🇮🇹 Binasco, Italy | 1 |
| 5. | KFI Intellectual Properties L.L.C. | 🇺🇸 Saint Paul, MN, United States | 1 |
| 6. | KFI Intellectual Properties, L.L.C. | 🇺🇸 St. Paul, MN, United States | 8 |
| 7. | KFIP LIMITED | 🇬🇧 Pyle, United Kingdom | 1 |