- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 47/14 - Parallel electrode spark or streamer chambersWire spark or streamer chambers
Patent holdings for IPC class H01J 47/14
Total number of patents in this class: 3
10-year publication summary
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tetra Laval Holdings & Finance S.A. | 2140 |
3 |
| Other owners | 0 |