- All sections
- H - Electricity
- H10K - Organic electric solid-state devices
- H10K 50/19 - Tandem OLEDs
Patent holdings for IPC class H10K 50/19
Total number of patents in this class: 436
10-year publication summary
|
0
|
0
|
1
|
0
|
4
|
23
|
41
|
48
|
125
|
165
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Semiconductor Energy Laboratory Co., Ltd. | 11547 |
88 |
| LG Display Co., Ltd. | 13863 |
72 |
| Samsung Display Co., Ltd. | 36165 |
46 |
| Boe Technology Group Co., Ltd. | 41648 |
36 |
| Novaled GmbH | 454 |
33 |
| Sharp Display Technology Corporation | 973 |
18 |
| Duk San Neolux Co., Ltd. | 666 |
10 |
| Toray Industries, Inc. | 7007 |
8 |
| Canon Kabushiki Kaisha | 7143 |
8 |
| LG Chem, Ltd. | 17682 |
7 |
| Idemitsu Kosan Co., Ltd. | 4225 |
7 |
| Chengdu BOE Optoelectronics Technology Co., Ltd. | 6784 |
6 |
| Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 5368 |
6 |
| Canon Inc. | 41007 |
5 |
| Universal Display Corporation | 1959 |
5 |
| Wuhan Tianma Micro-Electronics Co., Ltd. | 1170 |
5 |
| LT Materials Co., Ltd. | 413 |
4 |
| Lordin Co., Ltd | 17 |
4 |
| Apple Inc. | 56211 |
3 |
| OTI Lumionics Inc. | 160 |
3 |
| Other owners | 62 |