- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 25/52 - Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
Patent holdings for IPC class H01J 25/52
Total number of patents in this class: 5
10-year publication summary
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2
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0
|
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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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| E2V Technologies (UK) Limited | 32 |
2 |
| Toshiba Hokuto Electronics Corporation | 26 |
2 |
| Teledyne UK Limited | 22 |
1 |
| Other owners | 0 |