- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 11/38 - Dielectric or insulating layers
Patent holdings for IPC class H01J 11/38
Total number of patents in this class: 63
10-year publication summary
0
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0
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0
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2
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1
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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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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Panasonic Corporation | 20786 |
18 |
Matsushita Electric Industrial Co., Ltd. | 4724 |
9 |
LG Electronics Inc. | 69257 |
5 |
Central Glass Company, Limited | 1244 |
5 |
Fujitsu Hitachi Plasma Display Limited | 59 |
4 |
Hitachi, Ltd. | 16452 |
3 |
Eden Park Illumination | 3 |
3 |
Nihon Yamamura Glass Co., Ltd. | 144 |
3 |
Nippon Electric Glass Co., Ltd. | 2299 |
3 |
Hitachi Plasma Patent Licensing Co., Ltd. | 12 |
2 |
Fujitsu Limited | 19265 |
1 |
Semiconductor Energy Laboratory Co., Ltd. | 10902 |
1 |
Asahi Glass Company, Limited | 2985 |
1 |
Toray Industries, Inc. | 6652 |
1 |
Hitachi Plasma Display Limited | 93 |
1 |
Osaka University | 3143 |
1 |
Tokyo Ohka Kogyo Co., Ltd. | 1481 |
1 |
Snu R&db Foundation | 580 |
1 |
Other owners | 0 |