- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 7/52 - Systems for transmission of a pulse code modulated with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
Patent holdings for IPC class H04N 7/52
Total number of patents in this class: 266
10-year publication summary
|
9
|
13
|
9
|
12
|
5
|
7
|
7
|
7
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
16 |
| ZTE Corporation | 39218 |
16 |
| Thomson Licensing | 4027 |
10 |
| Sony Group Corporation | 10730 |
8 |
| Qualcomm Incorporated | 76576 |
7 |
| Electronics and Telecommunications Research Institute | 8830 |
7 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
7 |
| LG Electronics Inc. | 69257 |
6 |
| Huawei Technologies Co., Ltd. | 100781 |
6 |
| DISH Technologies L.L.C. | 1666 |
5 |
| NXP B.V. | 2185 |
5 |
| Bison Patent Licensing, LLC | 184 |
5 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
4 |
| Intel Corporation | 45621 |
4 |
| Koninklijke Philips Electronics N.V. | 13133 |
4 |
| ARRIS Enterprises LLC | 3432 |
4 |
| Disney Enterprises, Inc. | 6012 |
3 |
| Siemens AG | 24990 |
3 |
| Sony Corporation | 32931 |
3 |
| Sony Ericsson Mobile Communications AB | 2014 |
3 |
| Other owners | 140 |