- All sections
- H - Electricity
- H10K - Organic electric solid-state devices
- H10K 50/82 - Cathodes
Patent holdings for IPC class H10K 50/82
Total number of patents in this class: 339
10-year publication summary
|
1
|
0
|
13
|
14
|
12
|
33
|
62
|
73
|
89
|
33
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 34907 |
73 |
| Universal Display Corporation | 1924 |
52 |
| LG Display Co., Ltd. | 13596 |
23 |
| Semiconductor Energy Laboratory Co., Ltd. | 11428 |
21 |
| Boe Technology Group Co., Ltd. | 41291 |
13 |
| LG Chem, Ltd. | 17635 |
12 |
| Samsung Electronics Co., Ltd. | 146811 |
9 |
| Duk San Neolux Co., Ltd. | 654 |
9 |
| Japan Display Inc. | 6971 |
6 |
| TCL Technology Group Corporation | 589 |
6 |
| OTI Lumionics Inc. | 156 |
5 |
| Tosoh Corporation | 1295 |
4 |
| Idemitsu Kosan Co., Ltd. | 4224 |
3 |
| Canon Tokki Corporation | 100 |
3 |
| Chengdu BOE Optoelectronics Technology Co., Ltd. | 6579 |
3 |
| Hodogaya Chemical Co., Ltd. | 436 |
3 |
| Kunshan Go-visionox Opto-Electronics Co., Ltd. | 1173 |
3 |
| Seoul Viosys Co., Ltd. | 1472 |
3 |
| Sony Semiconductor Solutions Corporation | 10507 |
3 |
| Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 5300 |
3 |
| Other owners | 82 |