- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 25/57 - Control of the dynamic range
Patent holdings for IPC class H04N 25/57
Total number of patents in this class: 194
10-year publication summary
|
0
|
1
|
1
|
4
|
12
|
26
|
47
|
51
|
35
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Semiconductor Solutions Corporation | 11328 |
39 |
| Samsung Electronics Co., Ltd. | 154987 |
15 |
| Canon Inc. | 42581 |
11 |
| Nikon Corporation | 7286 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 33737 |
10 |
| Sony Group Corporation | 15287 |
10 |
| SK Hynix Inc. | 12237 |
5 |
| Snap Inc. | 6646 |
5 |
| Vivo Mobile Communication Co., Ltd. | 13402 |
5 |
| Huawei Technologies Co., Ltd. | 120925 |
4 |
| Fairchild Imaging, Inc. | 77 |
4 |
| OmniVision Technologies, Inc. | 1579 |
4 |
| Semiconductor Components Industries, L.L.C. | 5279 |
3 |
| Nuvoton Technology Corporation Japan | 704 |
3 |
| Honor Device Co., Ltd. | 6544 |
3 |
| Varjo Technologies Oy | 280 |
2 |
| Contrast, Inc. | 59 |
2 |
| Gigajot Technology, Inc. | 61 |
2 |
| Canon Kabushiki Kaisha | 7252 |
2 |
| Prophesee | 79 |
2 |
| Other owners | 52 |