- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 25/36 - Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
Patent holdings for IPC class H01J 25/36
Total number of patents in this class: 9
10-year publication summary
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1
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0
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1
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1
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1
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2
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1
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1
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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
|
|---|---|---|
| Raytheon Company | 8394 |
1 |
| Wisconsin Alumni Research Foundation | 3883 |
1 |
| Thales SA | 2351 |
1 |
| Johann Wolfgang Goethe-Universität Frankfurt am Main | 161 |
1 |
| Lancaster University Business Enterprises Limited | 40 |
1 |
| Consorzio di Ricerca Hypatia | 3 |
1 |
| Teledyne Defense Electronics, LLC | 37 |
1 |
| Thales Deutschland GmbH Electron Devices | 5 |
1 |
| RaySecur, Inc. | 2 |
1 |
| Other owners | 0 |