- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 1/68 - Luminescent screens; Selection 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: 8
10-year publication summary
2
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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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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Panasonic Corporation | 20786 |
1 |
Matsushita Electric Industrial Co., Ltd. | 4724 |
1 |
Sharp Corporation | 10015 |
1 |
Seoul Semiconductor Co., Ltd. | 1073 |
1 |
Ube Material Industries, Ltd. | 99 |
1 |
Savant Technologies, LLC | 343 |
1 |
Maven Optronics International, Ltd. | 3 |
1 |
Signify Holding B.V. | 6837 |
1 |
Other owners | 0 |