- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 29/51 - Arrangements for controlling convergence of a plurality of beams
Patent holdings for IPC class H01J 29/51
Total number of patents in this class: 12
10-year publication summary
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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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3
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0
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Axcelis Technologies, Inc. | 429 |
2 |
| NuFlare Technology, Inc. | 894 |
2 |
| Sony Corporation | 30608 |
1 |
| Electronics and Telecommunications Research Institute | 9429 |
1 |
| ASML Netherlands B.V. | 7658 |
1 |
| The Board of Trustees of the Leland Stanford Junior University | 6590 |
1 |
| Nordson Corporation | 1202 |
1 |
| Pyramid Technical Consultants, Inc. | 13 |
1 |
| NuFlare Technology America, Inc. | 23 |
1 |
| Sony Group Corporation | 14891 |
1 |
| Other owners | 0 |