- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 1/68 - Luminescent screensSelection of materials for luminescent coatings on vessels with superimposed luminescent layers
Patent holdings for IPC class H01J 1/68
Total number of patents in this class: 7
10-year publication summary
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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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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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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Corporation | 20136 |
1 |
| Sharp Corporation | 10312 |
1 |
| Seoul Semiconductor Co., Ltd. | 1078 |
1 |
| Ube Material Industries, Ltd. | 100 |
1 |
| Savant Technologies, LLC | 313 |
1 |
| Maven Optronics International, Ltd. | 3 |
1 |
| Signify Holding B.V. | 7489 |
1 |
| Other owners | 0 |