- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 33/10 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by the semiconductor bodies with a light reflecting structure, e.g. semiconductor Bragg reflector
Patent holdings for IPC class H01L 33/10
Total number of patents in this class: 1670
10-year publication summary
|
105
|
105
|
129
|
162
|
147
|
122
|
180
|
143
|
158
|
61
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Epistar Corporation | 1483 |
105 |
| Seoul Viosys Co., Ltd. | 1482 |
102 |
| Samsung Electronics Co., Ltd. | 148077 |
82 |
| Nichia Corporation | 3753 |
67 |
| LG Innotek Co., Ltd. | 7846 |
51 |
| Jade Bird Display (Shanghai) Limited | 349 |
44 |
| Samsung Display Co., Ltd. | 35545 |
41 |
| OSRAM Opto Semiconductors GmbH | 3288 |
40 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1406 |
35 |
| META Platforms Technologies, LLC | 5965 |
35 |
| Sensor Electronic Technology, Inc. | 471 |
34 |
| Lumileds Singapore Pte. Ltd. | 1269 |
30 |
| Quanzhou Sanan Semiconductor Technology Co., Ltd | 231 |
26 |
| LG Display Co., Ltd. | 13836 |
23 |
| Rohm Co., Ltd. | 6520 |
22 |
| Semicon Light Co., Ltd. | 61 |
21 |
| Xiamen San'an Optoelectronics Co., Ltd. | 295 |
21 |
| OSRAM OLED GmbH | 1771 |
20 |
| Dowa Electronics Materials Co., Ltd. | 633 |
19 |
| Silanna UV Technologies Pte Ltd | 114 |
18 |
| Other owners | 834 |