- 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: 15
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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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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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ASML Netherlands B.V. | 6816 |
2 |
| Axcelis Technologies, Inc. | 429 |
2 |
| NuFlare Technology, Inc. | 770 |
2 |
| Sony Corporation | 32931 |
1 |
| Electronics and Telecommunications Research Institute | 8830 |
1 |
| The Board of Trustees of the Leland Stanford Junior University | 6054 |
1 |
| Nordson Corporation | 1246 |
1 |
| Pyramid Technical Consultants, Inc. | 12 |
1 |
| Silicon Light Machines Corporation | 94 |
1 |
| Tektronix, Inc. | 2 |
1 |
| NuFlare Technology America, Inc. | 21 |
1 |
| Lg.philips Displays Holding B.V. | 1 |
1 |
| Other owners | 0 |