| # | Name | Location | Applications |
|---|---|---|---|
| 1. | D R Thippeswamy | 🇮🇳 Tumkur, India | 5 |
| 2. | Dr. T Limited | ðŸ‡ðŸ‡° Hong Kong, Hong Kong | 1 |
| 3. | Drtina Peter | 🇨🇠Winterthur, Switzerland | 2 |
| 4. | Drtina Tomás | 🇨🇿 Kunratice-Praha, Czech Republic | 1 |
| 5. | Drtina Tomás | 🇨🇿 Kunratice-Praha 4, Czech Republic | 1 |
| 6. | Drtina Tomá{hacek over (s)} | 🇨🇿 Kunratice-Praha, Czech Republic | 1 |
| 7. | DRTINA Vojtech | 🇨🇿 Liberec, Czech Republic | 1 |
| 8. | Drtscoll Antony | 🇬🇧 Langford, United Kingdom | 1 |