- 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: 2925
10-year publication summary
|
308
|
334
|
322
|
268
|
245
|
164
|
142
|
167
|
86
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nichia Corporation | 3832 |
425 |
| OSRAM Opto Semiconductors GmbH | 3264 |
185 |
| OSRAM OLED GmbH | 1754 |
136 |
| Samsung Electronics Co., Ltd. | 153845 |
115 |
| Creeled, Inc. | 964 |
86 |
| Samsung Display Co., Ltd. | 37860 |
69 |
| Seoul Semiconductor Co., Ltd. | 1068 |
68 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1287 |
67 |
| Epistar Corporation | 1420 |
63 |
| Rohm Co., Ltd. | 6747 |
52 |
| LG Innotek Co., Ltd. | 8182 |
49 |
| Lumileds Singapore Pte. Ltd. | 1259 |
48 |
| Seoul Viosys Co., Ltd. | 1523 |
45 |
| Ams-osram International GmbH | 1213 |
33 |
| LG Display Co., Ltd. | 14272 |
32 |
| Boe Technology Group Co., Ltd. | 42957 |
28 |
| Apple Inc. | 58074 |
26 |
| Innolux Corporation | 3538 |
26 |
| Bridgelux, Inc. | 372 |
26 |
| Lextar Electronics Corporation | 417 |
26 |
| Other owners | 1320 |