- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 25/51 - Control of the gain
Patent holdings for IPC class H04N 25/51
Total number of patents in this class: 47
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
0
|
1
|
14
|
29
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 140010 |
8 |
| Canon Inc. | 38393 |
7 |
| Sony Semiconductor Solutions Corporation | 9817 |
6 |
| Vivo Mobile Communication Co., Ltd. | 11506 |
5 |
| Qualcomm Incorporated | 82510 |
2 |
| SK Hynix Inc. | 10877 |
2 |
| Huawei Technologies Co., Ltd. | 107607 |
1 |
| Hamamatsu Photonics K.K. | 4321 |
1 |
| Eth Zurich | 1259 |
1 |
| GoPro, Inc. | 1911 |
1 |
| Koito Manufacturing Co., Ltd. | 2145 |
1 |
| OmniVision Technologies, Inc. | 1535 |
1 |
| Pixart Imaging Inc. | 1621 |
1 |
| SunASIC Technologies, Inc. | 18 |
1 |
| Techpoint, Inc. | 12 |
1 |
| Gigajot Technology, Inc. | 54 |
1 |
| Teledyne Innovaciones Microelectronicas, S.L.U. | 9 |
1 |
| Sony Advanced Visual Sensing AG | 70 |
1 |
| Brillnics Singapore Pte. Ltd. | 66 |
1 |
| Sony Group Corporation | 12834 |
1 |
| Other owners | 3 |