- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/237 - Communication with additional data server
Patent holdings for IPC class H04N 21/237
Total number of patents in this class: 227
10-year publication summary
|
39
|
27
|
25
|
21
|
18
|
10
|
10
|
10
|
7
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DISH Technologies L.L.C. | 1602 |
16 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
11 |
| Adeia Guides Inc. | 3915 |
10 |
| Adeia Media Holdings Inc. | 854 |
9 |
| Google LLC | 44482 |
8 |
| Saturn Licensing LLC | 1441 |
8 |
| AiBUY Holdco, Inc. | 59 |
8 |
| Microsoft Technology Licensing, LLC | 54439 |
6 |
| Samsung Electronics Co., Ltd. | 157557 |
5 |
| Ipar, LLC | 52 |
5 |
| The Nielsen Company (US), LLC | 2691 |
5 |
| Roku, Inc. | 1601 |
5 |
| Adeia Media Solutions Inc. | 262 |
5 |
| LG Electronics Inc. | 75654 |
4 |
| Netflix, Inc. | 1335 |
4 |
| OpenTV, Inc. | 337 |
4 |
| Disney Enterprises, Inc. | 6257 |
3 |
| Verizon Patent And Licensing Inc. | 7555 |
3 |
| Painted Dog, Inc. | 18 |
3 |
| Tencent Technology (Shenzhen) Company Limited | 15955 |
3 |
| Other owners | 102 |