- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/189 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
Patent holdings for IPC class H04N 19/189
Total number of patents in this class: 431
10-year publication summary
|
5
|
11
|
8
|
12
|
27
|
54
|
40
|
56
|
51
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 31530 |
39 |
| Tencent America LLC | 3502 |
38 |
| Bytedance Inc. | 3578 |
37 |
| Beijing Bytedance Network Technology Co., Ltd. | 3987 |
36 |
| Panasonic Corporation | 20313 |
15 |
| Samsung Electronics Co., Ltd. | 139302 |
14 |
| Beijing Dajia Internet Information Technology Co., Ltd. | 1389 |
13 |
| InterDigital Holdings, Inc. | 787 |
11 |
| Qualcomm Incorporated | 82009 |
10 |
| Huawei Technologies Co., Ltd. | 106915 |
10 |
| Nippon Telegraph and Telephone Corporation | 16380 |
8 |
| ARRIS Enterprises LLC | 3438 |
8 |
| Canon Kabushiki Kaisha | 6954 |
8 |
| Apple Inc. | 52845 |
7 |
| Canon Inc. | 38240 |
6 |
| Intel Corporation | 46153 |
6 |
| Cisco Technology, Inc. | 19412 |
6 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4810 |
6 |
| SK Telecom Co., Ltd. | 1654 |
6 |
| Panasonic Intellectual Property Corporation of America | 7423 |
5 |
| Other owners | 142 |