- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 23/50 - Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit for linking interaction circuit with coaxial lines; Devices of the coupled helices type the interaction circuit being a helix or derived from a helix
Patent holdings for IPC class H01J 23/50
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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|---|---|---|
| NEC Network and Sensor Systems, Ltd. | 49 |
1 |
| Other owners | 0 |