- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/227 - Semiconductor bodies characterised by the materials of which they are formed including, apart from doping materials or other impurities, only AIIBVI compounds further characterised by the doping material
Patent holdings for IPC class H01L 29/227
Total number of patents in this class: 75
10-year publication summary
|
9
|
9
|
3
|
1
|
1
|
1
|
0
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Suzhou Lekin Semiconductor Co., Ltd. | 1242 |
5 |
| OSRAM OLED GmbH | 1390 |
4 |
| LG Display Co., Ltd. | 15013 |
3 |
| Fuji Electric Co., Ltd. | 5511 |
3 |
| Lumileds Singapore Pte. Ltd. | 1263 |
3 |
| Samsung Electronics Co., Ltd. | 158442 |
2 |
| The Regents of the University of California | 20815 |
2 |
| Panasonic Corporation | 18849 |
2 |
| Semiconductor Energy Laboratory Co., Ltd. | 11855 |
2 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48560 |
2 |
| Toyoda Gosei Co., Ltd. | 1857 |
2 |
| Flosfia Inc. | 241 |
2 |
| Globalwafers Co., Ltd. | 730 |
2 |
| Stanley Electric Co., Ltd. | 1389 |
2 |
| Adeia Semiconductor Technologies LLC | 594 |
2 |
| Genesee Valley Innovations, LLC | 2180 |
2 |
| Samsung Display Co., Ltd. | 38817 |
1 |
| International Business Machines Corporation | 62748 |
1 |
| Sumitomo Electric Industries, Ltd. | 16448 |
1 |
| Mitsubishi Electric Corporation | 48172 |
1 |
| Other owners | 31 |