- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 11/50 - Filling, e.g. selection of gas mixture
Patent holdings for IPC class H01J 11/50
Total number of patents in this class: 9
10-year publication summary
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1
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0
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0
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0
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1
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0
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0
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Corporation | 19952 |
3 |
| Matsushita Electric Industrial Co., Ltd. | 761 |
2 |
| LG Electronics Inc. | 73825 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 11537 |
1 |
| Nippon Electric Glass Co., Ltd. | 2479 |
1 |
| Toshiba Lighting & Technology Corporation | 256 |
1 |
| Other owners | 0 |