- 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 thereof; Recovery of material from discharge tubes or lamps
Patent holdings for IPC class H01J 9/00
Total number of patents in this class: 366
10-year publication summary
|
30
|
25
|
5
|
11
|
3
|
8
|
3
|
3
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 30585 |
58 |
| LG Display Co., Ltd. | 11907 |
27 |
| Hon Hai Precision Industry Co., Ltd. | 4157 |
19 |
| Tsinghua University | 5426 |
19 |
| Au Optronics Corporation | 3880 |
12 |
| Global OLED Technology LLC | 590 |
8 |
| Seiko Epson Corporation | 18724 |
7 |
| Boe Technology Group Co., Ltd. | 35384 |
6 |
| Seasonal Specialties, LLC | 84 |
5 |
| JDI Design and Development G.K. | 1182 |
5 |
| Samsung Electronics Co., Ltd. | 131630 |
4 |
| Sharp Corporation | 10015 |
4 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
4 |
| Motorola, Inc. | 2873 |
4 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8635 |
4 |
| Cree Led, Inc. | 213 |
4 |
| 3m Innovative Properties Company | 18406 |
3 |
| Sanyo Electric Co., Ltd. | 3926 |
3 |
| Nitto Denko Corporation | 7879 |
3 |
| Sumitomo Chemical Company, Limited | 8808 |
3 |
| Other owners | 164 |