- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 11/34 - Vessels, containers or parts thereof, e.g. substrates
Patent holdings for IPC class H01J 11/34
Total number of patents in this class: 133
10-year publication summary
3
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0
|
0
|
1
|
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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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 |
54 |
Matsushita Electric Industrial Co., Ltd. | 4724 |
21 |
Hitachi, Ltd. | 16452 |
7 |
Central Glass Company, Limited | 1244 |
6 |
Sumitomo Chemical Company, Limited | 8808 |
5 |
Nippon Electric Glass Co., Ltd. | 2299 |
5 |
Nihon Yamamura Glass Co., Ltd. | 144 |
3 |
Tateho Chemical Industries Co., Ltd. | 64 |
3 |
Pioneer Corporation | 4843 |
2 |
Asahi Glass Company, Limited | 2985 |
2 |
Hitachi Plasma Patent Licensing Co., Ltd. | 12 |
2 |
Samsung Electronics Co., Ltd. | 131630 |
1 |
LG Electronics Inc. | 69257 |
1 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
Fujitsu Limited | 19265 |
1 |
Hitachi Chemical Company, Ltd. | 2455 |
1 |
Semiconductor Energy Laboratory Co., Ltd. | 10902 |
1 |
Corning Incorporated | 9932 |
1 |
Konica Minolta Medical & Graphic, Inc. | 986 |
1 |
Toray Industries, Inc. | 6652 |
1 |
Other owners | 14 |