| # | Name | Location | Applications |
|---|---|---|---|
| 1. | HH-CLOYES, INC. | 🇺🇸 Fort Lauderdale, FL, United States | 1 |
| 2. | HHC CHANGZHOU CORPORATION | 🇨🇳 Changzhou, China | 7 |
| 3. | HHC CHANGZHOU INC. | 🇨🇳 Changzhou, China | 3 |
| 4. | HHC Formulations Ltd. | 🇨🇦 Oakville, Canada | 1 |
| 5. | HHC Formulations Ltd. | 🇨🇦 Ontario, Canada | 1 |
| 6. | HHC Patents, Inc. a Delaware Corp. | 🇺🇸 Long Beach, CA, United States | 1 |