- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/45 - Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies or resolving scheduling conflicts
Patent holdings for IPC class H04N 21/45
Total number of patents in this class: 5337
10-year publication summary
|
629
|
583
|
534
|
495
|
500
|
442
|
468
|
332
|
304
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Adeia Guides Inc. | 3548 |
681 |
| Samsung Electronics Co., Ltd. | 149838 |
251 |
| Google LLC | 43237 |
219 |
| DISH Technologies L.L.C. | 1607 |
166 |
| AT&T Intellectual Property I, L.P. | 9697 |
142 |
| The Nielsen Company (US), LLC | 2656 |
142 |
| Comcast Cable Communications, LLC | 4894 |
130 |
| LG Electronics Inc. | 73967 |
128 |
| Rovi Guides, Inc. | 899 |
102 |
| Roku, Inc. | 1480 |
98 |
| Apple Inc. | 56633 |
73 |
| DISH Network L.L.C. | 908 |
72 |
| Enseo, LLC | 258 |
71 |
| Verizon Patent And Licensing Inc. | 7380 |
69 |
| International Business Machines Corporation | 61840 |
58 |
| OpenTV, Inc. | 338 |
54 |
| Sony Corporation | 30735 |
50 |
| Amazon Technologies, Inc. | 27338 |
49 |
| DIRECTV, LLC | 741 |
48 |
| Microsoft Technology Licensing, LLC | 54394 |
47 |
| Other owners | 2687 |