- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 43/02 - Tubes in which one or a few electrodes are secondary-electron-emitting electrodes
Patent holdings for IPC class H01J 43/02
Total number of patents in this class: 23
10-year publication summary
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1
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0
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2
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0
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3
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1
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2
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2
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3
|
1
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Leica Microsystems CMS GmbH | 1034 |
4 |
| Micromass UK Limited | 1121 |
4 |
| Adaptas Solutions Pty Ltd | 34 |
4 |
| Elbit Systems of America, LLC | 194 |
2 |
| ASML Netherlands B.V. | 6816 |
1 |
| Hamamatsu Photonics K.K. | 4161 |
1 |
| Forschungszentrum Julich GmbH | 604 |
1 |
| Korea Electrotechnology Research Institute | 411 |
1 |
| Photonis France | 53 |
1 |
| Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen | 270 |
1 |
| Sefe, Inc. | 3 |
1 |
| University of Leicester | 211 |
1 |
| Lapington, Jonathan Stephen | 1 |
1 |
| Other owners | 0 |