- 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: 1688
10-year publication summary
|
180
|
174
|
179
|
156
|
166
|
166
|
137
|
99
|
102
|
57
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Google LLC | 44482 |
78 |
| Adeia Guides Inc. | 3915 |
46 |
| Amazon Technologies, Inc. | 28066 |
45 |
| Adeia Media Holdings Inc. | 854 |
43 |
| Turner Broadcasting System, Inc. | 286 |
41 |
| Comcast Cable Communications, LLC | 5169 |
40 |
| AT&T Intellectual Property I, L.P. | 9993 |
38 |
| Tencent Technology (Shenzhen) Company Limited | 15955 |
27 |
| Verizon Patent And Licensing Inc. | 7555 |
23 |
| Samsung Electronics Co., Ltd. | 157557 |
22 |
| Huawei Technologies Co., Ltd. | 123282 |
21 |
| ARRIS Enterprises LLC | 3413 |
21 |
| TouchTunes Music Company, LLC | 209 |
20 |
| Time Warner Cable Enterprises LLC | 853 |
19 |
| Charter Communications Operating, LLC | 1586 |
18 |
| Netflix, Inc. | 1335 |
18 |
| ZTE Corporation | 44159 |
17 |
| Beijing Dajia Internet Information Technology Co., Ltd. | 1558 |
17 |
| Adeia Media Solutions Inc. | 262 |
17 |
| Disney Enterprises, Inc. | 6257 |
16 |
| Other owners | 1101 |