- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/2225 - Local VOD servers
Patent holdings for IPC class H04N 21/2225
Total number of patents in this class: 258
10-year publication summary
|
41
|
36
|
26
|
22
|
20
|
16
|
14
|
7
|
9
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Time Warner Cable Enterprises LLC | 923 |
19 |
| CrowdStrike, Inc. | 416 |
15 |
| Comcast Cable Communications, LLC | 4430 |
14 |
| Autoconnect Holdings LLC | 94 |
12 |
| Verizon Patent And Licensing Inc. | 6937 |
11 |
| AT&T Intellectual Property I, L.P. | 9330 |
10 |
| Google LLC | 40754 |
8 |
| Maxell, Ltd. | 2649 |
7 |
| Grass Valley Canada | 235 |
6 |
| Huawei Technologies Co., Ltd. | 106498 |
5 |
| Google Technology Holdings LLC | 2463 |
5 |
| ARRIS Enterprises LLC | 3441 |
5 |
| Maxell Holdings, Ltd. | 1360 |
5 |
| Warner Bros. Entertainment Inc. | 2293 |
4 |
| Nokia Technologies Oy | 16490 |
4 |
| CSC Holdings, LLC | 279 |
4 |
| NBCUniversal Media, LLC | 537 |
4 |
| TVU Networks Corporation | 53 |
4 |
| Sandpiper Cdn, LLC | 264 |
4 |
| Akamai Technologies, Inc. | 718 |
3 |
| Other owners | 109 |