| NATECH 1685218 · TMA930494 · design | 9066-9011 QUÉBEC INC. | 11 Lighting | Registered | 2016 |
| NUTECH 0503395 · TMA324635 | an individual | 37 Construction39 Transport | Registered | 1987 |
| NUTECH 2281392 · design | Nutech Accessories Inc. | 7 Machines9 Electronics11 Lighting+2 | Pending | 2023 |
| Nutech 2279908 | Nutech Accessories Inc. | 7 Machines9 Electronics11 Lighting+2 | Pending | 2023 |
| NEOTECH 1533512 · TMA846685 | Glanbia Nutritionals Limited | 30 Coffee | Registered | 2013 |
| NEOTECH 1089826 · TMA580904 · design | WAN LUNG ELECTRIC WIRE & CABLE MFG. CO. LTD. | 9 Electronics | Registered | 2003 |
| NEOTECH 1982299 · design | Neotech Products LLC | 3 Cosmetics5 Pharmaceuticals9 Electronics+2 | Pending | 2019 |
| NATCH 2076074 · TMA1172293 | Werner & Mertz GmbH | 1 Chemicals3 Cosmetics5 Pharmaceuticals+5 | Registered | 2023 |
| NOTCH 2070881 · TMA1280298 | Vendorhero Inc. | 9 Electronics | Registered | 2025 |
| NOTCH 1684067 · TMA971915 | Fortune Brands Water Innovations LLC | 6 Metal11 Lighting21 Housewares | Registered | 2017 |
| NITEX 0594524 · TMA344828 | Sefar America Inc. | 24 Textiles | Registered | 1988 |
| NIDEC 0534170 · TMA314572 · design | Nidec Corporation | 7 Machines9 Electronics12 Vehicles | Registered | 1986 |
| NOTCH 2240178 | Sherrill, Inc. | 6 Metal8 Hand9 Electronics+6 | Pending | 2023 |
| NIDEC 2001547 · design | Nidec Corporation | 1 Chemicals4 Oils6 Metal+12 | Pending | 2019 |
| NEOTECK 1874737 · TMA1066978 · design | Neoteck Technology Limited | 9 Electronics | Registered | 2019 |
| NETZSCH 1757091 · TMA1035095 · design | Erich Netzsch GmbH & Co. Holding KG | 7 Machines17 Rubber37 Construction+2 | Registered | 2019 |
| NETZSCH 1401681 · TMA769568 | Erich Netzsch GmbH & Co. Holding KG | 7 Machines9 Electronics | Registered | 2010 |
| NOTOUCH 0596111 · TMA392469 | ILLINOIS TOOL WORKS INC. (A DELAWARE CORPORATION) | 3 Cosmetics | Registered | 1992 |
| NTC 2256871 · TMA1276299 · design | Best Source International Inc | 9 Electronics | Registered | 2024 |
| NEOTOKYO 2242553 · TMA1264236 | 9425-5817 QUEBEC INC. | 43 Restaurants | Registered | 2024 |
| NETEASE 2238968 · TMA1259850 | NETEASE (HONG KONG) LIMITED | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2024 |
| NOTICE 2224346 · TMA1251155 · design | NOTICE HAIR COMPANY INC. | 3 Cosmetics | Registered | 2024 |
| Notakia 2214759 · TMA1246595 | YIWU GAOBEI RIYONGPIN CO., LTD. | 20 Furniture | Registered | 2024 |
| NDAX 2206653 · TMA1241432 | NDAX Inc. | 36 Finance42 Science | Registered | 2024 |
| NYDIG 2191118 · TMA1218694 · design | New York Digital Investment Group LLC | 36 Finance42 Science | Registered | 2024 |