- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 3/237 - Distortion correction, e.g. for pincushion distortion correction, S-correction using passive elements
Patent holdings for IPC class H04N 3/237
Total number of patents in this class: 0
10-year publication summary
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
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All patents
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This class
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| Other owners | 0 |