- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 25/677 - Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction for reducing the column or line fixed pattern noise
Patent holdings for IPC class H04N 25/677
Total number of patents in this class: 47
10-year publication summary
|
0
|
0
|
0
|
0
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0
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10
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10
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11
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9
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 42633 |
8 |
| Sony Semiconductor Solutions Corporation | 11342 |
6 |
| SK Hynix Inc. | 12267 |
3 |
| American Sterilizer Company | 672 |
2 |
| OmniVision Technologies, Inc. | 1580 |
2 |
| Zhejiang uniView Technologies Co., Ltd | 203 |
2 |
| Samsung Electronics Co., Ltd. | 155224 |
1 |
| Huawei Technologies Co., Ltd. | 121192 |
1 |
| Olympus Medical Systems Corp. | 1924 |
1 |
| Semiconductor Components Industries, L.L.C. | 5280 |
1 |
| STMicroelectronics (Grenoble 2) SAS | 631 |
1 |
| Hoya Corporation | 2734 |
1 |
| Depuy Synthes Products, LLC | 2780 |
1 |
| Hamamatsu Photonics K.K. | 4620 |
1 |
| Boe Technology Group Co., Ltd. | 43343 |
1 |
| Fluke Corporation | 995 |
1 |
| Himax Imaging Limited | 73 |
1 |
| Intuitive Surgical Operations, Inc. | 4340 |
1 |
| Sony Europe Limited | 628 |
1 |
| Varex Imaging Corporation | 330 |
1 |
| Other owners | 10 |