- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 9/00 - Apparatus or processes specially adapted for the manufacture of electric discharge tubes, discharge lamps, or parts thereofRecovery of material from discharge tubes or lamps
Patent holdings for IPC class H01J 9/00
Total number of patents in this class: 331
10-year publication summary
|
25
|
5
|
10
|
3
|
8
|
3
|
3
|
2
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 35269 |
54 |
| LG Display Co., Ltd. | 13820 |
22 |
| Hon Hai Precision Industry Co., Ltd. | 4029 |
19 |
| Tsinghua University | 5953 |
19 |
| Global OLED Technology LLC | 500 |
7 |
| Seiko Epson Corporation | 19556 |
6 |
| Au Optronics Corporation | 3385 |
6 |
| Boe Technology Group Co., Ltd. | 41547 |
6 |
| Seasonal Specialties, LLC | 85 |
5 |
| Creeled, Inc. | 947 |
5 |
| Magnolia Blue Corporation | 1159 |
5 |
| Sharp Corporation | 10274 |
4 |
| Cree Led, Inc. | 156 |
4 |
| Samsung Electronics Co., Ltd. | 147622 |
3 |
| Semiconductor Energy Laboratory Co., Ltd. | 11481 |
3 |
| Sumitomo Chemical Company, Limited | 9047 |
3 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8476 |
3 |
| 3m Innovative Properties Company | 17781 |
2 |
| Nitto Denko Corporation | 8295 |
2 |
| Corning Incorporated | 10314 |
2 |
| Other owners | 151 |