- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 9/24 - Manufacture or joining of vessels, leading-in conductors, or bases
Patent holdings for IPC class H01J 9/24
Total number of patents in this class: 245
10-year publication summary
|
15
|
7
|
14
|
6
|
6
|
2
|
5
|
0
|
6
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 32942 |
23 |
| OSRAM GmbH | 2408 |
14 |
| General Electric Company | 17800 |
10 |
| LG Display Co., Ltd. | 12932 |
10 |
| 3m Innovative Properties Company | 17976 |
7 |
| Koninklijke Philips Electronics N.V. | 10767 |
7 |
| NGK Insulators, Ltd. | 4794 |
5 |
| Asahi Glass Company, Limited | 2876 |
5 |
| Allstate Garden Supply | 9 |
5 |
| Au Optronics Corporation | 3598 |
4 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8482 |
4 |
| Ceravision Limited | 45 |
4 |
| Hon Hai Precision Industry Co., Ltd. | 4040 |
3 |
| Hitachi, Ltd. | 15247 |
3 |
| Semiconductor Energy Laboratory Co., Ltd. | 11109 |
3 |
| Nikon Corporation | 7118 |
3 |
| Innolux Corporation | 3003 |
3 |
| Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | 128 |
3 |
| Tsinghua University | 5719 |
3 |
| Boe Technology Group Co., Ltd. | 39086 |
3 |
| Other owners | 123 |