| 99678144 | OTO | FUTURE HEALTH TECHNOLOGY PTE. LTD. | — |
| 79263452 | OTO | FUJIFILM Corporation | 6010418 |
| 99042284 | OTO | Brandon Christian Mellergaard | 8383567 |
| 99042048 | OTO | Brandon Christian Mellergaard | 8383564 |
| 99423117 | OTO | Oto Health Inc. | 8321591 |
| 99507914 | OTO | Mobile Entertainment, LLC | — |
| 99166204 | OTO | Frisson Labs, Co. | — |
| 99241393 | OTO | OTONOMUS IP CORPORATION | — |
| 88671084 | OTO | OTO INC. | 6373795 |
| 99423189 | OTO | OTO Inc. | — |
| 99313140 | OTO | FUTURE HEALTH TECHNOLOGY PTE. LTD. | — |
| 87044446 | OTO | KIPU SYSTEMS LLC | 5127508 |
| 87334647 | OTO | Neooto Ltd. | 5852036 |
| 79233383 | OTO | FIVES OTO S.p.A. | 5724313 |
| 85077646 | OTO | OtO Photonics, Inc. | 4313427 |
| 98273706 | -OTO= | Zhongshan Wojing E-commerce Co., Ltd | 7658237 |
| 86026176 | OTO | Leon Hand-Crafted Speakers, Inc. | 4653840 |
| 79147064 | OTO | OPENVACS CO., LTD. | 4770824 |
| 79144705 | OTO | OPENVACS CO., LTD. | 4693800 |
| 97299786 | OTO | Zhou Huiying | 7024239 |
| 88047654 | OTO | Yiwu Qiantuo Trading Co., LTD | — |
| 85759754 | OTO | Swanberg, Mans | 4482237 |
| 87070097 | OTO | Yiwu Qiantuo Trading Co., LTD | — |
| 76665386 | OTO | MAGNA MARQUE INTERNATIONAL INC. | — |
| 73428109 | OTO | Munnerlym, Jr.; Robert P. | 1283370 |
| 77006594 | OTO | MotoCzysz LLC | — |
| 86722021 | OTO | Fingertips Lab | — |
| 85179030 | OTO | Peterson, Robert Kaido | — |
| 78080609 | OTO | Syngenta Participations AG | — |
| 77930483 | OTO | Peterson, Robert, Kadoi | — |
| 77096389 | OTO | Hibino, Kikuhiko | 3451962 |
| 75344243 | OTO | Hong Jin Crown Corporation | — |
| 73475289 | OTO | AKZO COATINGS INTERNATIONAL B.V. | 1372023 |
| 73302192 | OTO | Project Hear | 1227835 |
