- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/4335 - Housekeeping operations, e.g. prioritizing content for deletion because of storage space restrictions
Patent holdings for IPC class H04N 21/4335
Total number of patents in this class: 404
10-year publication summary
|
77
|
53
|
51
|
48
|
35
|
27
|
27
|
17
|
8
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Adeia Guides Inc. | 2817 |
43 |
| Comcast Cable Communications, LLC | 4430 |
26 |
| DISH Technologies L.L.C. | 1664 |
26 |
| Google LLC | 40754 |
20 |
| Rovi Guides, Inc. | 980 |
15 |
| AT&T Intellectual Property I, L.P. | 9330 |
14 |
| Mimik Technology Canada Inc. | 21 |
13 |
| Adeia Media Solutions Inc. | 267 |
13 |
| LG Electronics Inc. | 70898 |
9 |
| Verizon Patent And Licensing Inc. | 6937 |
7 |
| ARRIS Enterprises LLC | 3441 |
7 |
| Navico, Inc. | 282 |
7 |
| DIRECTV, LLC | 798 |
5 |
| OpenTV, Inc. | 342 |
5 |
| Synamedia Limited | 345 |
5 |
| Huawei Technologies Co., Ltd. | 106498 |
4 |
| Google Technology Holdings LLC | 2463 |
4 |
| Microsoft Technology Licensing, LLC | 52891 |
4 |
| DISH Network L.L.C. | 797 |
4 |
| Sagemcom Broadband SAS | 441 |
4 |
| Other owners | 169 |