- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/38 - Diffusion of impurity materials, e.g. doping materials, electrode materials, into, or out of, a semiconductor body, or between semiconductor regions
Patent holdings for IPC class H01L 21/38
Total number of patents in this class: 124
10-year publication summary
|
10
|
6
|
5
|
5
|
0
|
4
|
2
|
3
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46877 |
10 |
| Micron Technology, Inc. | 27235 |
9 |
| Infineon Technologies Austria AG | 2276 |
4 |
| Solar Paste, LLC | 121 |
4 |
| Intel Corporation | 46625 |
3 |
| Infineon Technologies AG | 8343 |
3 |
| Tokyo Electron Limited | 13459 |
3 |
| Toshiba Corporation | 12684 |
2 |
| Denso Corporation | 25074 |
2 |
| Applied Materials, Inc. | 19863 |
2 |
| Varian Semiconductor Equipment Associates, Inc. | 1206 |
2 |
| Industrial Technology Research Institute | 5065 |
2 |
| Macronix International Co., Ltd. | 2522 |
2 |
| Atmel Corporation | 860 |
2 |
| Boe Technology Group Co., Ltd. | 42685 |
2 |
| GLOBALFOUNDRIES U.S. Inc. | 6401 |
2 |
| Mimirip LLC | 1393 |
2 |
| General Electric Company | 13811 |
1 |
| LG Display Co., Ltd. | 14188 |
1 |
| Texas Instruments Incorporated | 19587 |
1 |
| Other owners | 65 |