- 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: 20
10-year publication summary
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0
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0
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0
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0
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0
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0
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0
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1
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12
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 36841 |
5 |
| Sony Semiconductor Solutions Corporation | 8770 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Qualcomm Incorporated | 76576 |
1 |
| SK Hynix Inc. | 11030 |
1 |
| Hamamatsu Photonics K.K. | 4161 |
1 |
| Eth Zurich | 1193 |
1 |
| GoPro, Inc. | 1915 |
1 |
| SunASIC Technologies, Inc. | 20 |
1 |
| Vivo Mobile Communication Co., Ltd. | 9833 |
1 |
| Gigajot Technology, Inc. | 52 |
1 |
| Teledyne Innovaciones Microelectronicas, S.L.U. | 9 |
1 |
| Sony Group Corporation | 10730 |
1 |
| Taiwan Space Agency | 23 |
1 |
| Other owners | 0 |