- 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: 2952
10-year publication summary
|
308
|
334
|
322
|
268
|
246
|
167
|
148
|
172
|
86
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nichia Corporation | 3791 |
426 |
| OSRAM Opto Semiconductors GmbH | 3279 |
186 |
| OSRAM OLED GmbH | 1759 |
135 |
| Samsung Electronics Co., Ltd. | 151017 |
115 |
| Creeled, Inc. | 957 |
86 |
| Samsung Display Co., Ltd. | 37127 |
73 |
| Epistar Corporation | 1479 |
69 |
| Seoul Semiconductor Co., Ltd. | 1070 |
68 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1317 |
67 |
| Rohm Co., Ltd. | 6665 |
52 |
| LG Innotek Co., Ltd. | 8023 |
49 |
| Lumileds Singapore Pte. Ltd. | 1263 |
48 |
| Seoul Viosys Co., Ltd. | 1505 |
46 |
| Ams-osram International GmbH | 1158 |
33 |
| LG Display Co., Ltd. | 14035 |
32 |
| Boe Technology Group Co., Ltd. | 42421 |
30 |
| Innolux Corporation | 3466 |
27 |
| Lextar Electronics Corporation | 412 |
27 |
| Apple Inc. | 56891 |
26 |
| Bridgelux, Inc. | 371 |
26 |
| Other owners | 1331 |