| HAKO 1367656 · TMA738680 · design | Hako GmbH | 7 Machines | Registered | 2009 |
| HAKO 0406461 · TMA228068 · design | Hako GmbH | 7 Machines12 Vehicles | Registered | 1978 |
| HAKA 2260015 · TMA1277945 · design | an individual | 35 Advertising | Registered | 2024 |
| Hikio 2144597 · TMA1205134 | Wuhan Fangyuantuo Electronic Commerce Co. Ltd. | 24 Textiles | Registered | 2023 |
| HAKU 1871589 · TMA1041247 | Suntory Holdings Limited | 33 Wine | Registered | 2019 |
| HASO 1808452 · TMA1104382 · design | Haso Ltd. | 3 Cosmetics5 Pharmaceuticals6 Metal+10 | Registered | 2021 |
| HASO 1797792 · TMA1030156 | Haso Ltd. | 5 Pharmaceuticals25 Clothing | Registered | 2019 |
| HAKU 1780776 · TMA1002144 | Chemische Werke Kluthe GmbH | 2 Paints3 Cosmetics | Registered | 2018 |
| HAIKU 1780125 · TMA970840 | Avon NA IP LLC | 3 Cosmetics | Registered | 2017 |
| HAWKS 1730400 · TMA1117058 · design | an individual | 25 Clothing | Registered | 2022 |
| HKK 1670543 · TMA1047307 · design | HAKKASAN LIMITED, a legal entity | 35 Advertising41 Education43 Restaurants | Registered | 2019 |
| HAWK 1606294 · TMA976005 · design | BAE SYSTEMS plc | 7 Machines9 Electronics11 Lighting+6 | Registered | 2017 |
| HAWK 1606141 · TMA976006 | BAE SYSTEMS plc | 7 Machines9 Electronics11 Lighting+6 | Registered | 2017 |
| HAIKU 1598048 · TMA882060 | Delta T, LLC A Limited Liability Company | 11 Lighting | Registered | 2014 |
| HAYCO 1581420 · TMA906562 | HAYCO MANUFACTURING LIMITED | 6 Metal11 Lighting20 Furniture+3 | Registered | 2015 |
| HAWK 1515129 · TMA878984 | HONEYWELL INTERNATIONAL INC. | 9 Electronics | Registered | 2014 |
| HAWK 1466254 · TMA803782 | Bell Laboratories, Inc. | 5 Pharmaceuticals | Registered | 2011 |
| HAZO 1439157 · TMA780988 · design | Horng Yih Tea Factory Co. | 30 Coffee | Registered | 2010 |
| HAIKU 1424085 · TMA764517 · design | LORI-MICHAELS MANUFACTURING INC./ FABRICATION LORI-MICHAELS INC. | 25 Clothing | Registered | 2010 |
| HAZCO 1405084 · TMA764761 · design | Secure Energy Services Inc. | 37 Construction39 Transport40 Treatment+2 | Registered | 2010 |
| HAZCO 1405081 · TMA764758 | Secure Energy Services Inc. | 37 Construction39 Transport40 Treatment+2 | Registered | 2010 |
| HASCO 1327373 · TMA703091 | HASCO Hasenclever GmbH + Co KG | 6 Metal7 Machines8 Hand+2 | Registered | 2007 |
| HAYCO 1053870 · TMA564550 | HAYCO MANUFACTURING LIMITED | 6 Metal7 Machines8 Hand+3 | Registered | 2002 |
| HKK 0861489 · TMA536977 | Sugiyama Chain Co. Ltd. | 6 Metal7 Machines9 Electronics+1 | Registered | 2000 |
| HKK 0861488 · TMA529849 | Sugiyama Chain Co. Ltd. | 12 Vehicles | Registered | 2000 |