- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 11/54 - Means for exhausting the gas
Patent holdings for IPC class H01J 11/54
Total number of patents in this class: 6
10-year publication summary
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 74848 |
2 |
| Nippon Electric Glass Co., Ltd. | 2513 |
2 |
| Hankuk Glass Industries, Inc. | 29 |
1 |
| Hitachi Plasma Display Limited | 89 |
1 |
| Other owners | 0 |