- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/523 - Motion estimation or motion compensation with sub-pixel accuracy
Patent holdings for IPC class H04N 19/523
Total number of patents in this class: 756
10-year publication summary
|
52
|
53
|
77
|
99
|
29
|
44
|
27
|
45
|
40
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 30388 |
68 |
| Qualcomm Incorporated | 90374 |
66 |
| Huawei Technologies Co., Ltd. | 120453 |
54 |
| Bytedance Inc. | 4272 |
38 |
| Beijing Bytedance Network Technology Co., Ltd. | 4130 |
37 |
| Samsung Electronics Co., Ltd. | 154120 |
33 |
| Intel Corporation | 46681 |
25 |
| Microsoft Technology Licensing, LLC | 54241 |
23 |
| SK Telecom Co., Ltd. | 1657 |
23 |
| Google LLC | 43852 |
21 |
| Nokia Technologies Oy | 20346 |
14 |
| HFI Innovation Inc. | 766 |
14 |
| InterDigital CE Patent Holdings, SAS | 1707 |
14 |
| Nippon Telegraph and Telephone Corporation | 15996 |
13 |
| LG Electronics Inc. | 75045 |
12 |
| Texas Instruments Incorporated | 19638 |
12 |
| Toshiba Corporation | 12695 |
10 |
| Tencent America LLC | 4177 |
10 |
| Koninklijke Philips N.V. | 25624 |
9 |
| Tencent Technology (Shenzhen) Company Limited | 15668 |
9 |
| Other owners | 251 |