- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 31/0256 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by their semiconductor bodies characterised by the material
Patent holdings for IPC class H01L 31/0256
Total number of patents in this class: 706
10-year publication summary
|
64
|
74
|
64
|
72
|
52
|
23
|
27
|
23
|
9
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17639 |
30 |
| Cubicpv Inc. | 122 |
23 |
| Toshiba Corporation | 12051 |
20 |
| Samsung Electronics Co., Ltd. | 139001 |
15 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40608 |
13 |
| International Business Machines Corporation | 60129 |
12 |
| Fujitsu Limited | 18405 |
10 |
| Alliance for Sustainable Energy, LLC | 756 |
10 |
| BASF SE | 20432 |
7 |
| Panasonic Corporation | 20315 |
7 |
| Korea Research Institute of Chemical Technology | 1337 |
7 |
| Oxford University Innovation Limited | 1493 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 29733 |
6 |
| Massachusetts Institute of Technology | 9913 |
6 |
| SunPower Corporation | 488 |
6 |
| Tohoku University | 2683 |
6 |
| The Regents of the University of California | 19517 |
5 |
| Sumitomo Electric Industries, Ltd. | 14972 |
5 |
| The Regents of the University of Michigan | 4578 |
5 |
| Commonwealth Scientific and Industrial Research Organisation | 1675 |
5 |
| Other owners | 501 |