- 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: 171
10-year publication summary
|
0
|
1
|
0
|
8
|
12
|
7
|
27
|
31
|
63
|
19
|
| 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 |
37 |
| Universal Display Corporation | 1678 |
29 |
| LG Display Co., Ltd. | 11907 |
13 |
| LG Chem, Ltd. | 17205 |
11 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
9 |
| Samsung Electronics Co., Ltd. | 131630 |
8 |
| Boe Technology Group Co., Ltd. | 35384 |
5 |
| Japan Display Inc. | 6202 |
4 |
| Duk San Neolux Co., Ltd. | 512 |
4 |
| OTI Lumionics Inc. | 119 |
3 |
| Pictiva Displays International Limited | 269 |
3 |
| Idemitsu Kosan Co., Ltd. | 3995 |
2 |
| Hodogaya Chemical Co., Ltd. | 417 |
2 |
| Wuhan Tianma Micro-Electronics Co., Ltd. | 971 |
2 |
| Red Bank Technologies LLC | 22 |
2 |
| V-finity Inc. | 6 |
2 |
| Lumitek Display Technology Limited | 79 |
2 |
| International Business Machines Corporation | 60644 |
1 |
| Merck Patent GmbH | 5909 |
1 |
| Canon Inc. | 36841 |
1 |
| Other owners | 30 |