| HYPERMATH 1414761 · TMA813049 | Altair Engineering, Inc. (a Michigan corporation) | 9 Electronics | Registered | 2011 |
| HYPERMINT 2250045 · TMA1267433 | MoonPay Inc | 9 Electronics25 Clothing35 Advertising+2 | Registered | 2024 |
| HyperMabs 2071333 · TMA1280319 | HYPERMABS INC. | 5 Pharmaceuticals42 Science | Registered | 2025 |
| HIBERNATE 1289117 · TMA736124 | Red Hat, Inc. (a Delaware corporation) | 9 Electronics42 Science | Registered | 2009 |
| HYPERMINT 1285383 · TMA731572 | Intercontinental Great Brands LLC | 30 Coffee | Registered | 2008 |
| HOVEROUND 0724994 · TMA435704 · design | HOVEROUND CORPORATION | 12 Vehicles | Registered | 1994 |
| HIBERNATE 0582700 · TMA343810 | KIK HOLDCO COMPANY INC. | 1 Chemicals5 Pharmaceuticals28 Toys | Registered | 1988 |
| HOPERAN 2362467 | Shanghai Yiheng Network Technology Co. Ltd | 20 Furniture | Pending | 2024 |
| HYPERMASH 2243534 | H2O Innovation inc. | 7 Machines | Pending | 2023 |
| HybriMatt 2238404 | Owner not listed | 10 Medical20 Furniture | Pending | 2022 |
| HYPERMADE 2152508 | an individual | 9 Electronics35 Advertising41 Education+1 | Pending | 2021 |
| Hibermake 2070233 | LEE VALLEY TOOLS LTD. | 35 Advertising | Pending | 2020 |
| HYPERMATRIX 1496405 · TMA859300 | INTELLIPHARMACEUTICS CORP. | 5 Pharmaceuticals42 Science | Registered | 2013 |
| HIFORNY 2245262 · TMA1264378 | Shanghai Xintong Stationery Co. Ltd. | 16 Paper | Registered | 2024 |
| HAPPYRUN 2243266 · TMA1261772 · design | Shenzhen Happyrun Intelligent Technology Co.Ltd. | 12 Vehicles | Registered | 2024 |
| Happrun 2237476 · TMA1258195 | Nanchang Panjun Electronic Commerce Co. Ltd. | 9 Electronics | Registered | 2024 |
| HIFROM 2201501 · TMA1238737 | Shen Zhen Wi8 Import and Export Co Ltd | 7 Machines12 Vehicles | Registered | 2024 |
| HYPERNOVA 2195012 · TMA1219424 | MACDONALD & MUIR LIMITED | 33 Wine | Registered | 2024 |
| HYPERMESH 2171781 · TMA1274094 | ALTAIR ENGINEERING, INC. | 42 Science | Registered | 2024 |
| Hybrion 2149881 · TMA1243873 | ROBERT BOSCH GMBH | 9 Electronics37 Construction42 Science | Registered | 2024 |
| HEPARNITOL 2123925 · TMA1219719 | an individual | 5 Pharmaceuticals | Registered | 2024 |
| HAPIRM 2088569 · TMA1179013 · design | Shenzhen Old Elf Technology Co. Ltd | 21 Housewares | Registered | 2023 |
| HEYFURNI 2071821 · TMA1215955 · design | Shenzhen Mr.Ton Technology co.Ltd | 20 Furniture | Registered | 2023 |
| HYPERION 2050996 · TMA1194183 · design | Owner not shown | 3 Cosmetics6 Metal8 Hand+1 | Registered | 2023 |
| HYBOREAN 2025210 · TMA1164220 | Athletic Alliance Sport Supplements Incorporated | 5 Pharmaceuticals | Registered | 2023 |