- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/207 - Semiconductor bodies characterised by the materials of which they are formed including, apart from doping materials or other impurities, only AIIIBV compounds further characterised by the doping material
Patent holdings for IPC class H01L 29/207
Total number of patents in this class: 516
10-year publication summary
|
93
|
83
|
60
|
44
|
53
|
37
|
25
|
20
|
25
|
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. | 40493 |
32 |
| Toshiba Corporation | 12022 |
29 |
| International Business Machines Corporation | 60067 |
16 |
| Fujitsu Limited | 18420 |
13 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10667 |
13 |
| Samsung Electronics Co., Ltd. | 138320 |
12 |
| Intel Corporation | 46091 |
12 |
| Raytheon Company | 8441 |
12 |
| Epistar Corporation | 1494 |
12 |
| Fuji Electric Co., Ltd. | 4949 |
11 |
| Transphorm Technology, Inc. | 132 |
10 |
| Infineon Technologies Austria AG | 2057 |
8 |
| Sumitomo Chemical Company, Limited | 8966 |
8 |
| NGK Insulators, Ltd. | 4782 |
8 |
| Enkris Semiconductor, Inc. | 345 |
8 |
| Seoul Semiconductor Co., Ltd. | 1065 |
8 |
| Mitsubishi Electric Corporation | 44678 |
7 |
| United Microelectronics Corp. | 4083 |
6 |
| Infineon Technologies Americas Corp. | 730 |
6 |
| Sanken Electric Co., Ltd. | 462 |
6 |
| Other owners | 279 |