- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 29/64 - Magnetic lenses
Patent holdings for IPC class H01J 29/64
Total number of patents in this class: 6
10-year publication summary
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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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0
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0
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1
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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
|
|---|---|---|
| Massachusetts Institute of Technology | 10041 |
2 |
| Micron Technology, Inc. | 26258 |
1 |
| ASML Netherlands B.V. | 7371 |
1 |
| Carl Zeiss Industrielle Messtechnik GmbH | 442 |
1 |
| JEOL Ltd. | 578 |
1 |
| Other owners | 0 |