- 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: 3796
10-year publication summary
|
13
|
32
|
104
|
202
|
474
|
620
|
538
|
718
|
557
|
356
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 38570 |
677 |
| Universal Display Corporation | 2079 |
411 |
| Semiconductor Energy Laboratory Co., Ltd. | 11797 |
260 |
| LG Chem, Ltd. | 17921 |
207 |
| Samsung SDI Co., Ltd. | 10556 |
142 |
| LG Display Co., Ltd. | 14965 |
141 |
| Idemitsu Kosan Co., Ltd. | 4234 |
133 |
| Samsung Electronics Co., Ltd. | 157557 |
131 |
| Merck Patent GmbH | 5725 |
111 |
| LT Materials Co., Ltd. | 444 |
111 |
| Duk San Neolux Co., Ltd. | 703 |
105 |
| DuPont Specialty Materials Korea Ltd. | 302 |
98 |
| Boe Technology Group Co., Ltd. | 44004 |
85 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 317 |
75 |
| Beijing Summer Sprout Technology Co., Ltd. | 156 |
58 |
| UDC Ireland Limited | 508 |
56 |
| Kyulux, Inc. | 247 |
45 |
| Canon Inc. | 43768 |
44 |
| Arizona Board of Regents on behalf of Arizona State University | 2930 |
41 |
| Solus Advanced Materials Co., Ltd. | 258 |
38 |
| Other owners | 827 |