- 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: 84
10-year publication summary
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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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1
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Corporation | 19060 |
50 |
| Hitachi, Ltd. | 16071 |
7 |
| Central Glass Company, Limited | 1291 |
4 |
| Nippon Electric Glass Co., Ltd. | 2554 |
4 |
| Sumitomo Chemical Company, Limited | 8996 |
3 |
| Tateho Chemical Industries Co., Ltd. | 60 |
3 |
| LG Electronics Inc. | 75654 |
1 |
| Hitachi Chemical Company, Ltd. | 2245 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 11797 |
1 |
| Corning Incorporated | 10500 |
1 |
| NGK Insulators, Ltd. | 5232 |
1 |
| Asahi Glass Company, Limited | 2625 |
1 |
| Toray Industries, Inc. | 7096 |
1 |
| The Board of Trustees of the University of Illinois | 2750 |
1 |
| Dexerials Corporation | 2005 |
1 |
| DuPont Kabushiki Kaisha | 1 |
1 |
| G-Tech Optoelectronics Corporation | 6 |
1 |
| Sichuan COC Display Devices Co., Ltd. | 24 |
1 |
| Ube Material Industries, Ltd. | 103 |
1 |
| Other owners | 0 |