- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/24 - Alloying of impurity materials, e.g. doping materials, electrode materials, with a semiconductor body
Patent holdings for IPC class H01L 21/24
Total number of patents in this class: 87
10-year publication summary
|
12
|
12
|
8
|
15
|
6
|
5
|
2
|
6
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 61471 |
8 |
| Micron Technology, Inc. | 26210 |
5 |
| Texas Instruments Incorporated | 19445 |
4 |
| Infineon Technologies AG | 8255 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43400 |
3 |
| Sumitomo Electric Industries, Ltd. | 15609 |
2 |
| Intel Corporation | 47129 |
2 |
| Applied Materials, Inc. | 18892 |
2 |
| Fuji Electric Co., Ltd. | 5203 |
2 |
| Axcelis Technologies, Inc. | 422 |
2 |
| GLOBALFOUNDRIES U.S. Inc. | 6415 |
2 |
| Newsouth Innovations Pty Limited | 599 |
2 |
| Unisantis Electronics Singapore Pte. Ltd. | 657 |
2 |
| Ningbo Semiconductor International Corporation | 90 |
2 |
| Xiamen Sanan Integrated Circuit Co., Ltd. | 70 |
2 |
| Samsung Electronics Co., Ltd. | 147622 |
1 |
| Honeywell International Inc. | 13560 |
1 |
| Infineon Technologies Austria AG | 2173 |
1 |
| Mitsubishi Electric Corporation | 46449 |
1 |
| Tokyo Electron Limited | 12899 |
1 |
| Other owners | 38 |