- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 29/66 - Magnetic lenses using electromagnetic means only
Patent holdings for IPC class H01J 29/66
Total number of patents in this class: 3
10-year publication summary
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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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2
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0
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dymenso LLC | 4 |
2 |
| DB HiTek Co., Ltd. | 311 |
1 |
| Other owners | 0 |