| HOUDINI 1644824 · TMA1006854 | an individual | 14 Jewellery18 Leather25 Clothing+3 | Registered | 2018 |
| HOUDINI 1465185 · TMA810786 | Owner not shown | 28 Toys | Registered | 2011 |
| HOUDINI 1453869 · TMA841444 | Weatherford Technology Holdings, LLC | 6 Metal7 Machines9 Electronics+3 | Registered | 2013 |
| HOUDINI 1448258 · TMA815273 · design | AMERIVAP SYSTEMS, INC. | 7 Machines | Registered | 2012 |
| HOUDINI 0781319 · TMA462713 | SIDE EFFECTS SOFTWARE INC. | 9 Electronics | Registered | 1996 |
| HOWDEN 0280723 · TMA141833 | Howden Group Limited | 7 Machines11 Lighting | Registered | 1965 |
| HADIN 2225361 · TMA1243271 · design | Xiaodao Science and Technology Corp. | 12 Vehicles | Registered | 2024 |
| HOTANI 1394112 · TMA765951 · design | Hotani Co. Ltd. | 7 Machines | Registered | 2010 |
| HOYDEN 1985483 · design | an individual | 25 Clothing | Pending | 2019 |
| HOTONE 2278617 · TMA1278001 | Changsha Hotone Audio Co. Ltd. | 9 Electronics | Registered | 2024 |
| HEATON 2264277 · TMA1283369 | SPORT MASKA INC. | 25 Clothing28 Toys | Registered | 2025 |
| HEATON 2264276 · TMA1283368 · design | SPORT MASKA INC. | 25 Clothing28 Toys | Registered | 2025 |
| HITIME 2206764 · TMA1241450 | Shenzhen Weituo Technology Co. Ltd | 9 Electronics | Registered | 2024 |
| Hython 2194267 · TMA1235080 | Shenzhen Haiyuanhui Electronic Technology Co. Ltd | 9 Electronics | Registered | 2024 |
| HATON 2185296 · TMA1222449 | ZHEJIANG XINTU TECHNOLOGY CO.LTD | 17 Rubber | Registered | 2024 |
| huitem 2144368 · TMA1223000 | Hangzhou Chucheng Electronic Commerce Co. Ltd. | 21 Housewares | Registered | 2024 |
| HIDDEN 2118758 · TMA1185198 | Implus Footcare, LLC | 25 Clothing | Registered | 2023 |
| HYTEN 2092348 · TMA1224250 | KOHLER CO. | 11 Lighting | Registered | 2024 |
| HUITIAN 2071272 · TMA1176369 | Shanghai Huitian New Material Co. Ltd. | 1 Chemicals | Registered | 2023 |
| Hawiton 2066442 · TMA1157405 | Shenzhen Haibo'ou Technology Co. Ltd. | 25 Clothing | Registered | 2022 |
| hatéma 2049451 · TMA1125164 | ANKER Gebr. Schoeller GmbH + Co. KG | 27 Carpets | Registered | 2022 |
| Hidoon 2036820 · TMA1163288 | Shenzhen Hua Ke Technology Co. Ltd. | 24 Textiles | Registered | 2023 |
| HEDONE 2018701 · TMA1158747 | Shanghai Henai Industrial Co. Ltd. | 3 Cosmetics | Registered | 2023 |
| HADEN 1995625 · TMA1141002 | Sabichi Homewares Limited | 7 Machines8 Hand9 Electronics+2 | Registered | 2022 |
| HOTNIU 1981078 · TMA1262199 · design | Zhejiang Hotniu E-Commerce Co., Ltd. | 24 Textiles | Registered | 2024 |