- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 9/808 - Transformation of the television signal for recording, e.g. modulation, frequency changingInverse transformation for playback involving pulse code modulation of the composite colour video-signal
Patent holdings for IPC class H04N 9/808
Total number of patents in this class: 11
10-year publication summary
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1
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3
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2
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1
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1
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0
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1
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 158842 |
2 |
| Qualcomm Incorporated | 93172 |
2 |
| Panasonic Corporation | 18751 |
2 |
| Apple Inc. | 59177 |
1 |
| Intel Corporation | 46449 |
1 |
| University of Southern California | 2142 |
1 |
| Google LLC | 44743 |
1 |
| KDDI Research, Inc. | 62 |
1 |
| Other owners | 0 |