- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/6543 - Transmission by server directed to the client for forcing some client operations, e.g. recording
Patent holdings for IPC class H04N 21/6543
Total number of patents in this class: 658
10-year publication summary
|
91
|
108
|
76
|
64
|
62
|
45
|
38
|
24
|
21
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saturn Licensing LLC | 1502 |
36 |
| Rovi Guides, Inc. | 3236 |
27 |
| META Platforms, Inc. | 7514 |
27 |
| Roku, Inc. | 1151 |
26 |
| AT&T Intellectual Property I, L.P. | 9886 |
21 |
| Google LLC | 38759 |
21 |
| DISH Technologies L.L.C. | 1666 |
21 |
| Samsung Electronics Co., Ltd. | 131630 |
17 |
| TiVo Solutions Inc. | 287 |
17 |
| ARRIS Enterprises LLC | 3432 |
15 |
| Comcast Cable Communications, LLC | 4075 |
15 |
| TiVo Corporation | 462 |
14 |
| The Nielsen Company (US), LLC | 2549 |
12 |
| Maxell, Ltd. | 2533 |
10 |
| Sony Corporation | 32931 |
9 |
| Microsoft Technology Licensing, LLC | 51439 |
9 |
| Futurewei Technologies, Inc. | 3708 |
9 |
| SundaySky Ltd. | 13 |
9 |
| Apple Inc. | 50209 |
8 |
| Comcast Cable Communications Management, LLC | 145 |
8 |
| Other owners | 327 |