- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 31/42 - Image pick-up tubes having an input of visible light and electric output with image screen generating a composite electron beam which is deflected as a whole past a stationary probe to simulate a scanning effect, e.g. Farnsworth pick-up tube
Patent holdings for IPC class H01J 31/42
Total number of patents in this class: 2
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
|
This class
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Hamamatsu Photonics K.K. | 4161 |
2 |
Other owners | 0 |