| # | Name | Location | Applications |
|---|---|---|---|
| 1. | H & L Tooth Company | 🇺🇸 Tulsa, OK, United States | 1 |
| 2. | H&L Tooth Company | 🇺🇸 Tulsa, OK, United States | 7 |
| 3. | HLT Domestic IP LLC | 🇺🇸 McLean, VA, United States | 2 |
| 4. | HLT, Inc. | 🇺🇸 Maple Grove, MN, United States | 42 |