| YPT 1786048 · TMA997768 | HITACHI METALS, LTD. | 7 Machines | Registered | 2018 |
| YYBD 2161297 · TMA1212236 · design | Changsha Heyici Trading Co. Ltd. | 28 Toys | Registered | 2023 |
| YVETTE 2139591 · TMA1199104 · design | Nanjing Yvette Sports Development Co. Ltd. | 28 Toys | Registered | 2023 |
| YOFIT 2124472 · TMA1188519 | HYN INTERNATIONAL INC | 21 Housewares | Registered | 2023 |
| YOFOTO 2121375 · TMA1186444 | Ningbo Yufangtang Biology Science-technology Co.Ltd | 3 Cosmetics5 Pharmaceuticals30 Coffee | Registered | 2023 |
| YABADU 2092690 · TMA1207196 | an individual | 35 Advertising38 Telecommunications45 Legal | Registered | 2023 |
| Yebuda 2054017 · TMA1152967 | an individual | 25 Clothing | Registered | 2022 |
| YVITO 2051102 · TMA1150493 · design | MEETS TOYS CO. LTD | 28 Toys | Registered | 2022 |
| YFood 2032203 · TMA1234215 | YFood Labs GmbH | 5 Pharmaceuticals21 Housewares25 Clothing+5 | Registered | 2024 |
| YUHIBDO 1878963 · TMA1069155 | BRISTOL-MYERS SQUIBB COMPANY (A DELAWARE CORPORATION) | 5 Pharmaceuticals | Registered | 2020 |
| YVETTE 1852634 · TMA1064605 · design | Nanjing Yvette Sports Development Co. Ltd. | 35 Advertising | Registered | 2019 |
| !!YOBATTA 1839744 · TMA1078411 | Nahanni Steel Products Inc. | 9 Electronics16 Paper20 Furniture+5 | Registered | 2020 |
| YVETTE 1828318 · TMA1005618 · design | Nanjing Yvette Sports Development Co. Ltd. | 18 Leather25 Clothing26 Sewing | Registered | 2018 |
| YUFIT 1815300 · TMA1004502 · design | Bianla Science and Technology (Baishan) Co. Ltd. | 30 Coffee | Registered | 2018 |
| YEOPDI 1798073 · TMA1051343 | BRISTOL-MYERS SQUIBB COMPANY (A DELAWARE CORPORATION) | 5 Pharmaceuticals | Registered | 2019 |
| YoFiit 1743565 · TMA963858 | Yofiit Inc. | 5 Pharmaceuticals28 Toys29 Meat+8 | Registered | 2017 |
| YFIT 1684913 · TMA914966 | Pure Freedom YYoga Wellness Inc. | 41 Education | Registered | 2015 |
| YIPIT 1522950 · TMA830767 | Yipit, LLC | 35 Advertising | Registered | 2012 |
| YOFIT 1348057 · TMA813612 · design | an individual | 30 Coffee | Registered | 2011 |
| YAPPYTOO 2355534 | Owner not listed | 16 Paper41 Education | Pending | 2024 |
| YBUETE 2331662 | Guangzhou Feijing Network Technology Co. Ltd | 3 Cosmetics | Pending | 2024 |
| YEAPEETO 2293866 · design | Quanzhou Wanjiuren Trading Co. Ltd. | 18 Leather | Pending | 2023 |
| YIEPET 2293697 | Xiamen Hexinfu E-commerce Co. Ltd. | 8 Hand | Pending | 2023 |
| YUFDA 2285924 | an individual | 16 Paper | Pending | 2023 |
| YOFIIT 2229191 | GFI Brands Inc. | 5 Pharmaceuticals29 Meat30 Coffee | Pending | 2022 |