- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 33/54 - Encapsulations having a particular shape
Patent holdings for IPC class H01L 33/54
Total number of patents in this class: 2892
10-year publication summary
|
308
|
334
|
322
|
268
|
245
|
164
|
138
|
158
|
85
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nichia Corporation | 3876 |
429 |
| OSRAM Opto Semiconductors GmbH | 3243 |
185 |
| Samsung Electronics Co., Ltd. | 158156 |
115 |
| OSRAM OLED GmbH | 1392 |
110 |
| Ennostar Corporation | 1577 |
89 |
| Creeled, Inc. | 972 |
85 |
| Seoul Semiconductor Co., Ltd. | 1056 |
68 |
| Samsung Display Co., Ltd. | 38721 |
67 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1249 |
63 |
| Ams-osram International GmbH | 1660 |
61 |
| Rohm Co., Ltd. | 6843 |
52 |
| LG Innotek Co., Ltd. | 8495 |
48 |
| Lumileds Singapore Pte. Ltd. | 1264 |
48 |
| Seoul Viosys Co., Ltd. | 1563 |
45 |
| LG Display Co., Ltd. | 14966 |
31 |
| Apple Inc. | 58936 |
26 |
| Innolux Corporation | 3600 |
26 |
| Bridgelux, Inc. | 358 |
26 |
| Lumens Co., Ltd. | 260 |
24 |
| Toyoda Gosei Co., Ltd. | 1859 |
23 |
| Other owners | 1271 |