- 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: 472
10-year publication summary
|
5
|
11
|
8
|
12
|
27
|
54
|
40
|
56
|
51
|
42
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tencent America LLC | 3823 |
45 |
| Bytedance Inc. | 3823 |
41 |
| Sony Corporation | 31036 |
39 |
| Beijing Bytedance Network Technology Co., Ltd. | 4084 |
35 |
| Samsung Electronics Co., Ltd. | 146346 |
16 |
| Panasonic Corporation | 20099 |
15 |
| Beijing Dajia Internet Information Technology Co., Ltd. | 1467 |
14 |
| InterDigital Holdings, Inc. | 837 |
12 |
| Qualcomm Incorporated | 85434 |
11 |
| Huawei Technologies Co., Ltd. | 112690 |
10 |
| ARRIS Enterprises LLC | 3434 |
10 |
| Canon Kabushiki Kaisha | 7061 |
9 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4941 |
8 |
| Nippon Telegraph and Telephone Corporation | 17346 |
8 |
| Apple Inc. | 54937 |
7 |
| B1 Institute of Image Technology, Inc. | 335 |
7 |
| Canon Inc. | 39960 |
6 |
| Intel Corporation | 47005 |
6 |
| Cisco Technology, Inc. | 19929 |
6 |
| SK Telecom Co., Ltd. | 1669 |
6 |
| Other owners | 161 |