- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/64 - Addressing
Patent holdings for IPC class H04N 21/64
Total number of patents in this class: 116
10-year publication summary
|
20
|
9
|
12
|
14
|
11
|
14
|
16
|
17
|
5
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 69257 |
12 |
| Google LLC | 38759 |
10 |
| Comcast Cable Communications, LLC | 4075 |
8 |
| Rovi Guides, Inc. | 3236 |
5 |
| Saturn Licensing LLC | 1502 |
4 |
| Time Warner Cable Enterprises LLC | 945 |
4 |
| Virtual Marketing, L.L.C | 15 |
4 |
| Sony Corporation | 32931 |
3 |
| Entropic Communications, LLC | 289 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| AT&T Intellectual Property I, L.P. | 9886 |
2 |
| Ericsson | 20417 |
2 |
| Huawei Technologies Co., Ltd. | 100781 |
2 |
| ZTE Corporation | 39218 |
2 |
| Nokia Solutions And Networks Oy | 5698 |
2 |
| Applied Digital Research Corporation, DBA SKYBOXE | 3 |
2 |
| Charter Communications Operating, LLC | 1054 |
2 |
| DIRECTV, LLC | 812 |
2 |
| DISH Network L.L.C. | 746 |
2 |
| Invidi Technologies Corporation | 97 |
2 |
| Other owners | 41 |