| HAYWARD 1461839 · TMA783162 | Hayward Industries, Inc. | 7 Machines9 Electronics11 Lighting | Registered | 2010 |
| HAYWARD 0552997 · TMA330475 | Hayward Industries, Inc. (a New Jersey corporation) | 6 Metal7 Machines9 Electronics+2 | Registered | 1987 |
| HeyYard 2326710 | Dehom Inc. | 1 Chemicals2 Paints3 Cosmetics+11 | Pending | 2024 |
| HAYWARD 2044841 | Hayward Industries, Inc. | 9 Electronics42 Science45 Legal | Pending | 2020 |
| Hirad 2034022 · TMA1163239 | Persia Food Products Inc. | 29 Meat | Registered | 2023 |
| HOWARD 1945537 · TMA1171827 · design | Howard Products, Inc. | 3 Cosmetics | Registered | 2023 |
| HIRD 1824659 · TMA1008400 · design | Guangzhou Hird Kitchen Equipment Co.Ltd. | 11 Lighting | Registered | 2018 |
| HARD 1556812 · TMA867810 | Insomniac Holdings, LLC | 41 Education | Registered | 2013 |
| HOWARD 1462151 · TMA800132 | Neenah Paper FR, LLC | 16 Paper | Registered | 2011 |
| HARD 0890687 · TMA551622 · design | an individual | 10 Medical16 Paper21 Housewares+2 | Registered | 2001 |
| HOWARD 0217977 · UCA45972 | an individual | 7 Machines | Registered | 1953 |
| HOWARD 0207917 · UCA38394 | Neenah Paper FR, LLC (a Delaware limited liability company) | 16 Paper | Registered | 1950 |
| Hiheart 2098298 · TMA1172734 | QINGDAO SOFINE INTERNATIONAL TRADE CO. LTD | 24 Textiles25 Clothing | Registered | 2023 |
| HAIRAID 1983747 · TMA1128251 | CANADIAN NEUTRICEUTICAL HEALTH INC. | 5 Pharmaceuticals | Registered | 2022 |
| HIWIRED 1424361 · TMA785616 | AppDirrecte Canada Inc. | 9 Electronics38 Telecommunications42 Science | Registered | 2010 |
| HART 2158988 · TMA1248019 · design | an individual | 3 Cosmetics6 Metal7 Machines+4 | Registered | 2024 |
| HART 2158987 · TMA1212166 | an individual | 3 Cosmetics6 Metal7 Machines+4 | Registered | 2023 |
| HEART 2128885 · TMA1196856 | High-End Assisted Reproductive Technology Inc. | 5 Pharmaceuticals44 Medical | Registered | 2023 |
| HART 2083123 · TMA1211730 | an individual | 20 Furniture | Registered | 2023 |
| HARDA 2056180 · TMA1158173 · design | Harda Intelligent Technologies Co.Ltd. | 11 Lighting | Registered | 2022 |
| HART 1995496 · TMA1222728 · design | an individual | 6 Metal7 Machines9 Electronics+7 | Registered | 2024 |
| HART 1995493 · TMA1222727 | an individual | 6 Metal7 Machines9 Electronics+7 | Registered | 2024 |
| HART 1967016 · TMA1222650 · design | Techtronic Power Tools Technology Limited | 3 Cosmetics6 Metal7 Machines+13 | Registered | 2024 |
| HART 1957856 · TMA1222651 | an individual | 3 Cosmetics7 Machines8 Hand+10 | Registered | 2024 |
| HART 1951651 · TMA1203354 | an individual | 6 Metal7 Machines8 Hand+7 | Registered | 2023 |