- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 25/58 - 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 having a number of resonatorsMagnetrons, 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 having a composite resonator, e.g. a helix
Patent holdings for IPC class H01J 25/58
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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0
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0
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3
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1
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0
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0
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1
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Teledyne UK Limited | 22 |
2 |
| Toyota Motor Corporation | 35992 |
1 |
| Applied Materials, Inc. | 20514 |
1 |
| Guangdong Midea Kitchen Appliances Manufacturing Co., Ltd. | 507 |
1 |
| MKS Instruments, Inc. | 548 |
1 |
| Varian Medical Systems, Inc. | 916 |
1 |
| Beijing Naura Microelectronics Equipment Co., Ltd. | 751 |
1 |
| Guangdong Witol Vacuum Electronic Manufacture Co., Ltd | 16 |
1 |
| Other owners | 0 |