- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 33/26 - Materials of the light emitting region
Patent holdings for IPC class H01L 33/26
Total number of patents in this class: 517
10-year publication summary
|
39
|
43
|
52
|
66
|
65
|
44
|
39
|
41
|
31
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Silanna UV Technologies Pte Ltd | 108 |
34 |
| Nichia Corporation | 3653 |
26 |
| Samsung Electronics Co., Ltd. | 144143 |
24 |
| Samsung Display Co., Ltd. | 34230 |
20 |
| Flosfia Inc. | 231 |
17 |
| Epistar Corporation | 1488 |
15 |
| OSRAM OLED GmbH | 1784 |
11 |
| Creeled, Inc. | 782 |
8 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1425 |
8 |
| LG Display Co., Ltd. | 13181 |
7 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8479 |
7 |
| OSRAM Opto Semiconductors GmbH | 3316 |
7 |
| Kyoto University | 2793 |
7 |
| Lumileds LLC | 1907 |
7 |
| Seoul Viosys Co., Ltd. | 1460 |
7 |
| TCL Technology Group Corporation | 565 |
6 |
| Sharp Corporation | 10293 |
5 |
| Aledia | 342 |
5 |
| X Display Company Technology Limited | 299 |
5 |
| META Platforms Technologies, LLC | 5689 |
5 |
| Other owners | 286 |