- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 9/29 - Picture reproducers using cathode ray tubes using demagnetisation or compensation of external magnetic fields
Patent holdings for IPC class H04N 9/29
Total number of patents in this class: 6
10-year publication summary
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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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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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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Thomson Licensing | 4027 |
2 |
| Institute of Electrical Engineering, Chinese Academy of Sciences | 75 |
1 |
| Rca Corporation | 9 |
1 |
| Verint Americas Inc. | 540 |
1 |
| Grundig Elektronik Anonim Sirketi | 10 |
1 |
| Other owners | 0 |