- 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: 135
10-year publication summary
|
0
|
0
|
1
|
1
|
3
|
12
|
25
|
45
|
43
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Semiconductor Solutions Corporation | 9879 |
25 |
| Canon Inc. | 38613 |
10 |
| Sony Group Corporation | 12944 |
10 |
| Nikon Corporation | 7119 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 30119 |
7 |
| Samsung Electronics Co., Ltd. | 140622 |
6 |
| SK Hynix Inc. | 10930 |
5 |
| Vivo Mobile Communication Co., Ltd. | 11573 |
5 |
| Snap Inc. | 5455 |
4 |
| Nuvoton Technology Corporation Japan | 545 |
3 |
| Semiconductor Components Industries, L.L.C. | 5242 |
2 |
| OmniVision Technologies, Inc. | 1537 |
2 |
| Gigajot Technology, Inc. | 54 |
2 |
| Canon Kabushiki Kaisha | 6962 |
2 |
| Prophesee | 73 |
2 |
| Smartsens Technology (HK) Co., Limited | 61 |
2 |
| Honor Device Co., Ltd. | 4668 |
2 |
| Qualcomm Incorporated | 82781 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 11167 |
1 |
| Huawei Technologies Co., Ltd. | 108034 |
1 |
| Other owners | 36 |