| RIVZEPRI 2210015 · TMA1194969 | FibroGen, Inc. | 5 Pharmaceuticals | Registered | 2023 |
| RVGIVE 2201342 · TMA1238695 | an individual | 12 Vehicles | Registered | 2024 |
| REVZYP 2173508 · TMA1198228 | Opiant Pharmaceuticals, Inc. | 5 Pharmaceuticals | Registered | 2023 |
| ROPECUBE 2107911 · TMA1218082 · design | Shandong Ropecube Culture Communication Co. Ltd. | 20 Furniture28 Toys | Registered | 2024 |
| RiboSphere 1996912 · TMA1143413 | an individual | 5 Pharmaceuticals42 Science44 Medical | Registered | 2022 |
| ROBOCOP 1959108 · TMA1244665 | ORION PICTURES CORPORATION | 9 Electronics41 Education | Registered | 2024 |
| RIBOSPORE 1931237 · TMA1143090 | LL's Magnetic Clay, Inc. DBA Enviromedica | 1 Chemicals5 Pharmaceuticals | Registered | 2022 |
| RIPZIP 1879103 · TMA1071239 | Chesapeake Environmental Management, Inc. | 19 Building | Registered | 2020 |
| RUBEXPROPS 1831627 · TMA1045853 | SOLAS SCIENCE & ENGINEERING CO. LTD. | 12 Vehicles | Registered | 2019 |
| RiboCop 1780738 · TMA982788 | Lexogen GmbH | 1 Chemicals | Registered | 2017 |
| ROBOSOFT 1747271 · TMA993210 | Robosoft Technologies Pvt. Ltd. | 42 Science | Registered | 2018 |
| ROBOSOFT 1707655 · TMA942892 | Owner not shown | 7 Machines9 Electronics10 Medical+1 | Registered | 2016 |
| REVOSHIFT 1697178 · TMA918144 | SHIMANO INC. | 12 Vehicles | Registered | 2015 |
| RAPICOVER 1681169 · TMA909816 | SWIMC LLC | 2 Paints | Registered | 2015 |
| RFxpert 1494496 · TMA801661 | Emscan Corporation | 9 Electronics | Registered | 2011 |
| ROOFKEEPER 1441145 · TMA766720 | OldCastle Building Products Canada, Inc. | 2 Paints | Registered | 2010 |
| REBECCABONBON 1440214 · TMA788418 · design | Crown Creative Co. Ltd. | 3 Cosmetics8 Hand21 Housewares | Registered | 2011 |
| ROBOCAF 1432672 · TMA802350 · design | Tuff Built Products Inc. | 9 Electronics | Registered | 2011 |
| REBECCABONBON 1397314 · TMA819852 · design | Crown Creative Co. Ltd. | 9 Electronics14 Jewellery16 Paper+7 | Registered | 2012 |
| ROBOSAPIEN 1223734 · TMA643173 | Wow Wee Group Limited | 28 Toys | Registered | 2005 |
| ROBOSEP 1193464 · TMA650457 | STEMCELL Technologies Canada Inc. | 9 Electronics | Registered | 2005 |
| ROBOCOOP 1122579 · TMA593790 | an individual | 5 Pharmaceuticals31 Fresh | Registered | 2003 |
| ROBOCUPJUNIOR 1097489 · TMA632903 | RoboCup Federation, Inc. | 35 Advertising41 Education | Registered | 2005 |
| ROBOCUP 1080219 · TMA632052 | RoboCup Federation, Inc. | 41 Education | Registered | 2005 |
| ROBOCOP 0625509 · TMA424859 | ORION PICTURES CORPORATION | 9 Electronics28 Toys | Registered | 1994 |