- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 21/24 - Tubes with more than one discharge path; Multiple tubes, e.g. double diode or triode-hexode with variable amplification factor
Patent holdings for IPC class H01J 21/24
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
|
This class
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---|---|---|
Imago Scientific Instruments Corporation | 18 |
1 |
Other owners | 0 |