- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 31/18 - Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen with image written by a ray or beam on a grid-like charge-accumulating screen, and with a ray or beam passing through, and influenced by, this screen before striking the luminescent screen, e.g. direct-view storage tube
Patent holdings for IPC class H01J 31/18
Total number of patents in this class: 1
10-year publication summary
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
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This class
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|---|---|---|
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
| Other owners | 0 |