| HEWTECH 0694619 · TMA417582 · design | HIRAKAWA HEWTECH CORP. | 9 Electronics17 Rubber | Registered | 1993 |
| HYTECH 1243983 · TMA774838 · design | HTT MATERIAL TECHNOLOGY CO. LTD. | 22 Ropes23 Yarns | Registered | 2010 |
| HITECH 0654146 · TMA391225 | EAST PENN MANUFACTURING CO. | 2 Paints3 Cosmetics7 Machines+3 | Registered | 1991 |
| HYTECH 0504377 · TMA295092 | Mallinckrodt LLC | 3 Cosmetics6 Metal | Registered | 1984 |
| HEATTECH 1676672 · TMA1031829 | FAST RETAILING CO. LTD. | 20 Furniture24 Textiles35 Advertising | Registered | 2019 |
| HEATTECH 2308035 | FAST RETAILING CO. LTD. | 25 Clothing | Pending | 2023 |
| HOTECHE 1874326 · TMA1044100 · design | Ningbo Genin Industrial Co. Ltd. | 7 Machines8 Hand | Registered | 2019 |
| HETTICH 1580878 · TMA866195 · design | HETTICH MARKETING-UND VERTRIEBS-GMBH & CO. KG | 6 Metal20 Furniture | Registered | 2013 |
| HETTICH 1529618 · TMA928595 | ANDREAS HETTICH GMBH & CO. KG | 8 Hand9 Electronics10 Medical+3 | Registered | 2016 |
| Hettich 1373349 · TMA754960 | HETTICH MARKETING-UND VERTRIEBS-GMBH & CO. KG | 6 Metal20 Furniture21 Housewares | Registered | 2009 |
| HAYTECH 2290270 · design | an individual | 9 Electronics | Pending | 2023 |
| HETTEC 2201946 · TMA1280807 | HETTEC-components GmbH | 12 Vehicles | Registered | 2025 |
| HATCH 2004942 · TMA1144405 | Tatopani Pty Ltd | 35 Advertising | Registered | 2022 |
| HATCH 1968073 · TMA1198364 · design | Twitter, Inc. | 35 Advertising41 Education42 Science | Registered | 2023 |
| HUTCH 1931746 · TMA1146178 | Hutch International Inc. | 7 Machines8 Hand9 Electronics+4 | Registered | 2022 |
| HITCH 1904839 · TMA1098183 | ServiceNow, Inc. | 9 Electronics42 Science | Registered | 2021 |
| HITCH 1755479 · TMA1008020 | Byrne Electrical Specialists, Inc. | 9 Electronics | Registered | 2018 |
| HATCH 1627355 · TMA940475 | Hatch Collection LLC | 25 Clothing | Registered | 2016 |
| HUTCH 1525835 · TMA832610 | CYCLE BABAC INC. | 9 Electronics12 Vehicles16 Paper+1 | Registered | 2012 |
| HUTCH 1394557 · TMA799037 | HUTCHISON WHAMPOA ENTERPRISES LIMITED | 9 Electronics35 Advertising36 Finance+7 | Registered | 2011 |
| HATCH 1111076 · TMA610127 | Hatch Ltd. / Hatch Ltée | 35 Advertising36 Finance37 Construction+3 | Registered | 2004 |
| HUTCH 1094847 · TMA606526 | CYCLE BABAC INC. | 12 Vehicles | Registered | 2004 |
| HATCH 1029311 · TMA563480 | HATCH INC. | 42 Science | Registered | 2002 |
| HEITEC 0889267 · TMA536961 | HEITEC-HEISSKANALTECHNIK GMBH | 6 Metal | Registered | 2000 |
| HYTEC 0865157 · TMA503436 · design | Kohler Canada Co./Compagnie Kohler Canada | 6 Metal9 Electronics11 Lighting+1 | Registered | 1998 |