| HISTORY 1982159 · TMA1194481 | Live Nation Worldwide, Inc. | 41 Education43 Restaurants | Registered | 2023 |
| HISTORY 1550637 · TMA888366 · design | geobra Brandstätter Stiftung & Co. KG | 28 Toys | Registered | 2014 |
| HUGSTORY 1804486 · TMA998551 · design | J.E. MONDOU LTEE | 35 Advertising38 Telecommunications44 Medical+1 | Registered | 2018 |
| HUGSTORY 1784663 · TMA998550 | J.E. MONDOU LTEE | 35 Advertising38 Telecommunications44 Medical+1 | Registered | 2018 |
| HSTRY 1635840 · TMA938685 | LIFE IS GOOD HOLDINGS, LLC | 25 Clothing | Registered | 2016 |
| HISTORX 1419554 · TMA757514 | Navigate Biopharma Services, Inc. | 9 Electronics42 Science | Registered | 2010 |
| HESTRA 1335014 · TMA750739 | an individual | 9 Electronics25 Clothing28 Toys | Registered | 2009 |
| HESTRA 0779630 · TMA459086 · design | an individual | 28 Toys | Registered | 1996 |
| HECTOR 0568792 · TMA336660 · design | LES CASSE-CROUTE GROS HECTOR INC. | 43 Restaurants | Registered | 1988 |
| HISTORYIT 2265638 | HistoryIT, Inc. | 42 Science | Pending | 2023 |
| HISTORIA 1500672 · TMA882601 · design | 8504644 Canada Inc. | 38 Telecommunications | Registered | 2014 |
| HISTORIA 1256439 · TMA814262 | an individual | 16 Paper | Registered | 2011 |
| HISTOROM 1223191 · TMA657845 | Owner not shown | 9 Electronics | Registered | 2006 |
| HECTOROL 1054255 · TMA588653 | Genzyme Corporation | 5 Pharmaceuticals | Registered | 2003 |
| HISTORIA 1040624 · TMA827717 | an individual | 9 Electronics16 Paper28 Toys+4 | Registered | 2012 |
| HISTORIA 1033777 · TMA821388 | 8504644 Canada Inc. | 9 Electronics14 Jewellery16 Paper+6 | Registered | 2012 |
| HESTRONGRI 2202754 · TMA1238894 | Ningbo Rihe Trading Co., Ltd. | 9 Electronics | Registered | 2024 |
| HEZDRY 1900274 · TMA1077568 | ACT Holding, LLC | 5 Pharmaceuticals | Registered | 2020 |
| HSTR 1643530 · TMA1043914 | HI-SHEAR CORPORATION | 6 Metal | Registered | 2019 |
| HYSTER 1467824 · TMA779621 | Hyster-Yale Materials Handling, Inc. | 35 Advertising | Registered | 2010 |
| HYSTAR 1385333 · TMA745867 | Corn Products Development, Inc. | 1 Chemicals | Registered | 2009 |
| HYSTAR 1321502 · TMA734212 | Kohler Canada Co. | 11 Lighting | Registered | 2009 |
| HEXTRA 1288194 · TMA719025 | Virbac Corporation | 5 Pharmaceuticals | Registered | 2008 |
| HYSTER 1248809 · TMA667592 · design | Hyster-Yale Group, Inc. | 7 Machines | Registered | 2006 |
| HISTAR 0630903 · TMA371837 | Owner not shown | 6 Metal | Registered | 1990 |