| EXAION 2045333 | EXAION | 9 Electronics35 Advertising36 Finance+2 | Pending | 2020 |
| EXIAN 1316158 · TMA750253 | Exian Appliance Corporation | 7 Machines8 Hand9 Electronics+1 | Registered | 2009 |
| EXXON 0723472 · TMA463296 | Exxon Mobil Corporation | 35 Advertising | Registered | 1996 |
| EXXON 0513503 · TMA309755 · design | Exxon Mobil Corporation | 16 Paper17 Rubber19 Building | Registered | 1985 |
| EXXON 0505846 · TMA289151 · design | Exxon Mobil Corporation | 1 Chemicals3 Cosmetics5 Pharmaceuticals+6 | Registered | 1984 |
| EXXON 0505844 · TMA289149 | Exxon Mobil Corporation | 1 Chemicals2 Paints3 Cosmetics+12 | Registered | 1984 |
| EXXON 0472866 · TMA311388 | Exxon Mobil Corporation | 1 Chemicals2 Paints3 Cosmetics+4 | Registered | 1986 |
| EXXON 0395213 · TMA220733 | Exxon Mobil Corporation | 16 Paper | Registered | 1977 |
| EXXON 0370050 · TMA223254 | Exxon Mobil Corporation | 36 Finance39 Transport | Registered | 1977 |
| EXXON 0365309 · TMA277313 | Exxon Mobil Corporation | 1 Chemicals2 Paints3 Cosmetics+2 | Registered | 1983 |
| EXXON 0346392 · TMA213771 · design | Exxon Mobil Corporation | 1 Chemicals4 Oils | Registered | 1976 |
| EXXON 0308662 · TMA214016 | Exxon Mobil Corporation | 1 Chemicals2 Paints3 Cosmetics+5 | Registered | 1976 |
| EXIN 2344171 · design | Owner not listed | 41 Education | Pending | 2024 |
| EXCON 2149237 | Rigel Kent Security & Advisory Services Inc. | 41 Education | Pending | 2021 |
| EWIKON 1079016 · TMA574055 | EWIKON Heißkanalsysteme GmbH | 7 Machines9 Electronics11 Lighting+1 | Registered | 2003 |
| Eazion 2371863 | Shenzhen Tanweilai Technology Co. Ltd. | 12 Vehicles | Pending | 2024 |
| ECHION 2219742 | Echion Technologies Limited | 1 Chemicals9 Electronics12 Vehicles+2 | Pending | 2022 |
| EXONA 2120926 · TMA1166129 | JJ Acquisition, LLC | 10 Medical | Registered | 2023 |
| EXIMO 1986932 · TMA1113602 | CAF, Inc | 3 Cosmetics | Registered | 2021 |
| EZON 1912702 · TMA1105898 · design | Fujian EZON Information Technology Co. Ltd. | 14 Jewellery | Registered | 2021 |
| EIKON 1803435 · TMA1057059 | Invuity, Inc. (a California corporation) | 10 Medical | Registered | 2019 |
| EXONE 1785976 · TMA1005779 | The ExOne Company | 7 Machines9 Electronics | Registered | 2018 |
| EICON 1660993 · TMA910365 | an individual | 36 Finance37 Construction | Registered | 2015 |
| EICON 1658467 · TMA910366 · design | an individual | 36 Finance37 Construction | Registered | 2015 |
| EKIN 1653118 · TMA1052580 | EIFFEL MEDTECH INC. | 9 Electronics | Registered | 2019 |