- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 23/213 - Simultaneous tuning of more than one resonator, e.g. resonant cavities of a magnetron
Patent holdings for IPC class H01J 23/213
Total number of patents in this class: 5
10-year publication summary
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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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1
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1
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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
|
|---|---|---|
| Applied Materials, Inc. | 18861 |
1 |
| Tsinghua University | 5951 |
1 |
| Diehl BGT Defence GmbH & Co. KG | 47 |
1 |
| New Japan Radio, Ltd | 2 |
1 |
| Toshiba Hokuto Electronics Corporation | 26 |
1 |
| Other owners | 0 |