- 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: 125
10-year publication summary
|
13
|
10
|
6
|
5
|
5
|
0
|
4
|
2
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40539 |
10 |
| Micron Technology, Inc. | 25756 |
9 |
| Infineon Technologies Austria AG | 2060 |
4 |
| Solar Paste, LLC | 124 |
4 |
| Intel Corporation | 46097 |
3 |
| Infineon Technologies AG | 8134 |
3 |
| Tokyo Electron Limited | 12090 |
3 |
| Toshiba Corporation | 12037 |
2 |
| Denso Corporation | 23721 |
2 |
| Applied Materials, Inc. | 17696 |
2 |
| Varian Semiconductor Equipment Associates, Inc. | 1252 |
2 |
| Industrial Technology Research Institute | 4960 |
2 |
| Macronix International Co., Ltd. | 2556 |
2 |
| Atmel Corporation | 1067 |
2 |
| Boe Technology Group Co., Ltd. | 38777 |
2 |
| GLOBALFOUNDRIES U.S. Inc. | 6431 |
2 |
| Mimirip LLC | 1469 |
2 |
| General Electric Company | 17803 |
1 |
| LG Display Co., Ltd. | 12875 |
1 |
| Sharp Corporation | 10185 |
1 |
| Other owners | 66 |