| HOSETTES 0446303 · TMA246536 | an individual | 25 Clothing | Registered | 1980 |
| HOSTASOL 0327818 · TMA172412 | Hoechst GmbH | 2 Paints | Registered | 1970 |
| HOSTASIN 0323646 · TMA169322 | Hoechst GmbH | 2 Paints | Registered | 1970 |
| HOSTECCO 2361250 | Owner not listed | 24 Textiles | Pending | 2024 |
| HostGenius 2010977 | HostGenius Management Inc. | 36 Finance | Pending | 2020 |
| HOSTDX 2228227 · TMA1244521 | Inflammatix, Inc. | 42 Science44 Medical | Registered | 2024 |
| HASTUS 1756933 · TMA975781 | GIRO INC./LE GROUPE EN INFORMATIQUE ET RECHERCHE OPERATIONNELLE | 9 Electronics42 Science | Registered | 2017 |
| HOSTK 2348109 | Xiamen Fengshuo Technology Co. Ltd. | 21 Housewares | Pending | 2024 |
| HOSTAGE 2318131 | Neist Media LLC | 5 Pharmaceuticals10 Medical25 Clothing+2 | Pending | 2023 |
| HOSTAGE 2283345 | an individual | 3 Cosmetics25 Clothing | Pending | 2023 |
| HOSTAGE 2280026 | an individual | 12 Vehicles32 Beer33 Wine+1 | Pending | 2023 |
| HOSTASTIM 1733770 · TMA944651 | Hoechst GmbH | 1 Chemicals | Registered | 2016 |
| HOSTASTAT 0431724 · TMA257732 | Hoechst GmbH | 1 Chemicals | Registered | 1981 |
| HEXSTIX 2256736 · TMA1276272 | PHILLIPS SCREW COMPANY | 6 Metal | Registered | 2024 |
| HISTOSONICS 2248038 · TMA1269943 | HistoSonics, Inc. | 10 Medical12 Vehicles | Registered | 2024 |
| Hestiasko 2194291 · TMA1243985 | Shenzhen Tianzhengyuan Network Technology Co. Ltd. | 21 Housewares | Registered | 2024 |
| HUSDSI 2183398 · TMA1230468 | Zhengzhou Luqian Electronic Technology Co.Ltd | 10 Medical | Registered | 2024 |
| Hawktek 2165929 · TMA1212470 | Canadiantek Inc. | 9 Electronics | Registered | 2023 |
| Haxtec 2149010 · TMA1203134 | Shenzhen Wewant Technology Co. Ltd | 28 Toys | Registered | 2023 |
| HashtagLove 2044032 · TMA1145825 | MSM.digital Communications GmbH | 35 Advertising42 Science | Registered | 2022 |
| HAYSTACK 2028284 · TMA1116981 | Plume Design, Inc. | 42 Science | Registered | 2022 |
| HUKETEK 2024172 · TMA1147793 | HUNAN CNG PART COMPANY LIMITED | 7 Machines9 Electronics10 Medical | Registered | 2022 |
| HSYTEK 2005412 · TMA1257509 | Shen Zhen He Sheng Ying Technology Limited Company | 21 Housewares | Registered | 2024 |
| Histasolv 2004334 · TMA1176218 | an individual | 5 Pharmaceuticals | Registered | 2023 |
| HUESTICK 1994568 · TMA1102140 | Live Tinted, Inc. | 3 Cosmetics | Registered | 2021 |