- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/81 - Monomedia components thereof
Patent holdings for IPC class H04N 21/81
Total number of patents in this class: 10807
10-year publication summary
|
1177
|
1173
|
1132
|
1066
|
1012
|
922
|
812
|
766
|
732
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Google LLC | 43237 |
385 |
| Samsung Electronics Co., Ltd. | 149838 |
383 |
| Adeia Guides Inc. | 3548 |
358 |
| LG Electronics Inc. | 73967 |
341 |
| Roku, Inc. | 1480 |
328 |
| Comcast Cable Communications, LLC | 4894 |
280 |
| Sonos, Inc. | 2720 |
250 |
| AT&T Intellectual Property I, L.P. | 9697 |
237 |
| The Nielsen Company (US), LLC | 2656 |
191 |
| DISH Technologies L.L.C. | 1607 |
173 |
| Saturn Licensing LLC | 1442 |
158 |
| Turner Broadcasting System, Inc. | 286 |
124 |
| Sony Corporation | 30735 |
123 |
| Verizon Patent And Licensing Inc. | 7380 |
122 |
| Amazon Technologies, Inc. | 27338 |
121 |
| ARRIS Enterprises LLC | 3441 |
121 |
| Apple Inc. | 56633 |
119 |
| Adeia Media Holdings LLC | 606 |
111 |
| Microsoft Technology Licensing, LLC | 54394 |
110 |
| Tencent Technology (Shenzhen) Company Limited | 15281 |
110 |
| Other owners | 6662 |