- All sections
- H - Electricity
- H10K - Organic electric solid-state devices
- H10K 50/155 - Hole transporting layers comprising dopants
Patent holdings for IPC class H10K 50/155
Total number of patents in this class: 62
10-year publication summary
|
0
|
0
|
3
|
0
|
5
|
10
|
11
|
5
|
15
|
7
|
| 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 |
18 |
| LG Chem, Ltd. | 17205 |
7 |
| Novaled GmbH | 369 |
5 |
| Samsung Electronics Co., Ltd. | 131630 |
4 |
| LG Display Co., Ltd. | 11907 |
3 |
| Idemitsu Kosan Co., Ltd. | 3995 |
3 |
| Mitsubishi Chemical Corporation | 4313 |
2 |
| Beijing Summer Sprout Technology Co., Ltd. | 113 |
2 |
| Pictiva Displays International Limited | 269 |
2 |
| Sharp Corporation | 10015 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
1 |
| Samsung SDI Co., Ltd. | 6671 |
1 |
| Display Co., Ltd. | 3 |
1 |
| Duk San Neolux Co., Ltd. | 512 |
1 |
| Ecole Polytechnique Federale de Lausanne (epfl) | 1434 |
1 |
| Nippon Hoso Kyokai | 203 |
1 |
| Nippon Soda Co., Ltd. | 890 |
1 |
| UDC Ireland Limited | 496 |
1 |
| Universal Display Corporation | 1678 |
1 |
| Wuhan China Star Optoelectronics Technology Co., Ltd. | 3894 |
1 |
| Other owners | 5 |