- All sections
- H - Electricity
- H10K - Organic electric solid-state devices
- H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
Patent holdings for IPC class H10K 50/11
Total number of patents in this class: 1043
10-year publication summary
|
2
|
5
|
7
|
15
|
59
|
107
|
226
|
103
|
319
|
141
|
| 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 |
183 |
| Universal Display Corporation | 1678 |
105 |
| LG Chem, Ltd. | 17205 |
73 |
| Samsung Electronics Co., Ltd. | 131630 |
70 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
55 |
| LG Display Co., Ltd. | 11907 |
49 |
| Merck Patent GmbH | 5909 |
30 |
| Samsung SDI Co., Ltd. | 6671 |
29 |
| Idemitsu Kosan Co., Ltd. | 3995 |
29 |
| Boe Technology Group Co., Ltd. | 35384 |
25 |
| Duk San Neolux Co., Ltd. | 512 |
25 |
| LT Materials Co., Ltd. | 312 |
25 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 190 |
23 |
| UDC Ireland Limited | 496 |
20 |
| Rohm and Haas Electronic Materials Korea Ltd. | 546 |
14 |
| Beijing Summer Sprout Technology Co., Ltd. | 113 |
13 |
| Kyulux, Inc. | 191 |
11 |
| Japan Display Inc. | 6202 |
10 |
| Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 4721 |
10 |
| Solus Advanced Materials Co., Ltd. | 126 |
10 |
| Other owners | 234 |