- 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: 388
10-year publication summary
|
17
|
5
|
11
|
8
|
12
|
27
|
52
|
39
|
52
|
19
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 32931 |
40 |
| Tencent America LLC | 2959 |
34 |
| Bytedance Inc. | 2313 |
30 |
| Beijing Bytedance Network Technology Co., Ltd. | 3621 |
28 |
| Samsung Electronics Co., Ltd. | 131630 |
15 |
| Panasonic Corporation | 20786 |
15 |
| Qualcomm Incorporated | 76576 |
10 |
| Huawei Technologies Co., Ltd. | 100781 |
10 |
| Nippon Telegraph and Telephone Corporation | 14195 |
8 |
| InterDigital Holdings, Inc. | 520 |
8 |
| Beijing Dajia Internet Information Technology Co., Ltd. | 1181 |
7 |
| Canon Kabushiki Kaisha | 6884 |
7 |
| Apple Inc. | 50209 |
6 |
| Canon Inc. | 36841 |
6 |
| Cisco Technology, Inc. | 18858 |
6 |
| ARRIS Enterprises LLC | 3432 |
6 |
| SK Telecom Co., Ltd. | 1699 |
6 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
5 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
4 |
| Ericsson | 20417 |
4 |
| Other owners | 133 |