- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/239 - Interfacing the upstream path of the transmission network, e.g. prioritizing client requests
Patent holdings for IPC class H04N 21/239
Total number of patents in this class: 1663
10-year publication summary
|
179
|
173
|
179
|
155
|
166
|
166
|
135
|
98
|
98
|
26
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Google LLC | 43621 |
77 |
| Adeia Guides Inc. | 3666 |
46 |
| Amazon Technologies, Inc. | 27626 |
43 |
| Adeia Media Holdings LLC | 615 |
43 |
| AT&T Intellectual Property I, L.P. | 9827 |
41 |
| Turner Broadcasting System, Inc. | 286 |
41 |
| Comcast Cable Communications, LLC | 5025 |
39 |
| Tencent Technology (Shenzhen) Company Limited | 15602 |
27 |
| Verizon Patent And Licensing Inc. | 7439 |
23 |
| Samsung Electronics Co., Ltd. | 152716 |
21 |
| Huawei Technologies Co., Ltd. | 119240 |
21 |
| ARRIS Enterprises LLC | 3442 |
21 |
| TouchTunes Music Company, LLC | 210 |
20 |
| Time Warner Cable Enterprises LLC | 870 |
19 |
| Adeia Media Solutions Inc. | 269 |
18 |
| ZTE Corporation | 43486 |
17 |
| Charter Communications Operating, LLC | 1495 |
17 |
| Beijing Dajia Internet Information Technology Co., Ltd. | 1533 |
17 |
| Disney Enterprises, Inc. | 6212 |
16 |
| DISH Network L.L.C. | 920 |
16 |
| Other owners | 1080 |