- 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: 3127
10-year publication summary
|
13
|
31
|
97
|
187
|
448
|
494
|
439
|
698
|
556
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 36582 |
568 |
| Universal Display Corporation | 1972 |
334 |
| Semiconductor Energy Laboratory Co., Ltd. | 11555 |
211 |
| LG Chem, Ltd. | 17704 |
187 |
| Samsung Electronics Co., Ltd. | 149582 |
123 |
| Samsung SDI Co., Ltd. | 8968 |
118 |
| Idemitsu Kosan Co., Ltd. | 4221 |
113 |
| LG Display Co., Ltd. | 13886 |
103 |
| Duk San Neolux Co., Ltd. | 670 |
94 |
| Merck Patent GmbH | 5733 |
92 |
| LT Materials Co., Ltd. | 414 |
85 |
| DuPont Specialty Materials Korea Ltd. | 297 |
69 |
| Boe Technology Group Co., Ltd. | 41901 |
67 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 299 |
66 |
| Beijing Summer Sprout Technology Co., Ltd. | 141 |
43 |
| Kyulux, Inc. | 238 |
40 |
| Arizona Board of Regents on behalf of Arizona State University | 2737 |
39 |
| Canon Inc. | 41234 |
32 |
| UDC Ireland Limited | 468 |
31 |
| Solus Advanced Materials Co., Ltd. | 214 |
27 |
| Other owners | 685 |