- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 5/921 - Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by recording or reproducing the baseband signal
Patent holdings for IPC class H04N 5/921
Total number of patents in this class: 9
10-year publication summary
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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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1
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2
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1
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 69257 |
2 |
| Sumitomo Electric Industries, Ltd. | 14131 |
1 |
| Verizon Patent And Licensing Inc. | 6900 |
1 |
| Thomson Licensing | 4027 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
| Streamwide | 59 |
1 |
| Maxell, Ltd. | 2533 |
1 |
| Nanjing Aviacomm Semiconductor Co., Ltd. | 24 |
1 |
| Other owners | 0 |