- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/22 - Semiconductor bodies characterised by the materials of which they are formed including, apart from doping materials or other impurities, only AIIBVI compounds
Patent holdings for IPC class H01L 29/22
Total number of patents in this class: 508
10-year publication summary
|
45
|
35
|
41
|
37
|
26
|
11
|
12
|
6
|
3
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Semiconductor Energy Laboratory Co., Ltd. | 11922 |
61 |
| Samsung Electronics Co., Ltd. | 159755 |
29 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 49440 |
17 |
| Korrus, Inc. | 487 |
13 |
| Boe Technology Group Co., Ltd. | 44771 |
12 |
| Micron Technology, Inc. | 27932 |
11 |
| Nichia Corporation | 3914 |
11 |
| International Business Machines Corporation | 62871 |
9 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1232 |
9 |
| LG Display Co., Ltd. | 15116 |
8 |
| OSRAM OLED GmbH | 1382 |
8 |
| Samsung Display Co., Ltd. | 39307 |
7 |
| Toshiba Corporation | 12754 |
7 |
| Intel Corporation | 46342 |
7 |
| Creeled, Inc. | 979 |
7 |
| Ennostar Corporation | 1591 |
6 |
| The Regents of the University of California | 20987 |
5 |
| GLOBALFOUNDRIES U.S. Inc. | 6396 |
5 |
| Seoul Viosys Co., Ltd. | 1573 |
5 |
| Cree Led, Inc. | 125 |
5 |
| Other owners | 266 |