- All sections
- H - Electricity
- H10H - Inorganic light-emitting semiconductor devices having potential barriers
- H10H 20/82 - Roughened surfaces, e.g. at the interface between epitaxial layers
Patent holdings for IPC class H10H 20/82
Total number of patents in this class: 78
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
6
|
12
|
10
|
5
|
38
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seoul Viosys Co., Ltd. | 1489 |
14 |
| Xiamen San'an Optoelectronics Co., Ltd. | 298 |
7 |
| Samsung Display Co., Ltd. | 36265 |
6 |
| Nichia Corporation | 3777 |
6 |
| Epistar Corporation | 1478 |
5 |
| Samsung Electronics Co., Ltd. | 149087 |
4 |
| Creeled, Inc. | 947 |
3 |
| Ams-osram International GmbH | 1117 |
3 |
| LG Electronics Inc. | 73772 |
2 |
| Kyocera Corporation | 14083 |
2 |
| OSRAM Opto Semiconductors GmbH | 3287 |
2 |
| Sony Group Corporation | 14537 |
2 |
| Centre National de La Recherche Scientifique | 10693 |
1 |
| Innolux Corporation | 3409 |
1 |
| Thales SA | 2376 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10954 |
1 |
| The Board of Trustees of the University of Illinois | 2723 |
1 |
| Japan Display Inc. | 2743 |
1 |
| Lextar Electronics Corporation | 401 |
1 |
| Lumileds LLC | 729 |
1 |
| Other owners | 14 |