- 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: 201
10-year publication summary
|
0
|
1
|
1
|
4
|
12
|
26
|
47
|
53
|
36
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Semiconductor Solutions Corporation | 11551 |
40 |
| Samsung Electronics Co., Ltd. | 157557 |
15 |
| Canon Inc. | 43768 |
14 |
| Nikon Corporation | 7235 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
10 |
| Sony Group Corporation | 15597 |
10 |
| SK Hynix Inc. | 12452 |
5 |
| Huawei Technologies Co., Ltd. | 123282 |
5 |
| Snap Inc. | 6736 |
5 |
| OmniVision Technologies, Inc. | 1598 |
5 |
| Vivo Mobile Communication Co., Ltd. | 13644 |
5 |
| Fairchild Imaging, Inc. | 75 |
4 |
| Semiconductor Components Industries, L.L.C. | 5264 |
3 |
| Canon Kabushiki Kaisha | 7307 |
3 |
| Nuvoton Technology Corporation Japan | 726 |
3 |
| Honor Device Co., Ltd. | 6817 |
3 |
| Varjo Technologies Oy | 281 |
2 |
| Contrast, Inc. | 59 |
2 |
| Gigajot Technology, Inc. | 61 |
2 |
| Prophesee | 81 |
2 |
| Other owners | 52 |