- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 31/58 - Tubes for storage of image or information pattern or for conversion of definition of television or like images, i.e. having electrical input and electrical output
Patent holdings for IPC class H01J 31/58
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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Exelis Inc. | 60 |
1 |
Other owners | 0 |