- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/161 - Semiconductor bodies characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic System in uncombined form including two or more of the elements provided for in group
Patent holdings for IPC class H01L 29/161
Total number of patents in this class: 1620
10-year publication summary
|
363
|
379
|
239
|
172
|
159
|
103
|
88
|
64
|
59
|
5
|
| 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. | 40717 |
408 |
| International Business Machines Corporation | 60224 |
265 |
| Samsung Electronics Co., Ltd. | 139551 |
162 |
| GLOBALFOUNDRIES U.S. Inc. | 6437 |
85 |
| Intel Corporation | 46179 |
58 |
| United Microelectronics Corp. | 4121 |
49 |
| Semiconductor Manufacturing International (Shanghai) Corporation | 1774 |
34 |
| Semiconductor Manufacturing International (Beijing) Corporation | 1033 |
26 |
| STMicroelectronics, Inc. | 298 |
25 |
| Tessera, Inc. | 633 |
22 |
| Institute of Microelectronics, Chinese Academy of Sciences | 1345 |
19 |
| Texas Instruments Incorporated | 19443 |
18 |
| Micron Technology, Inc. | 25874 |
17 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10700 |
17 |
| Artilux Inc. | 130 |
15 |
| Sumitomo Electric Industries, Ltd. | 15015 |
13 |
| Tokyo Electron Limited | 12158 |
13 |
| ASM IP Holding B.V. | 1909 |
13 |
| Acorn Semi, LLC | 44 |
12 |
| Marlin Semiconductor Limited | 452 |
12 |
| Other owners | 337 |