- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/8232 - Field-effect technology
Patent holdings for IPC class H01L 21/8232
Total number of patents in this class: 271
10-year publication summary
|
22
|
27
|
17
|
20
|
12
|
17
|
11
|
5
|
5
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 61353 |
20 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43064 |
16 |
| Institute of Microelectronics, Chinese Academy of Sciences | 1384 |
14 |
| Texas Instruments Incorporated | 19450 |
13 |
| Panasonic Corporation | 20074 |
9 |
| Samsung Electronics Co., Ltd. | 147131 |
8 |
| Texas Instruments Japan, Ltd. | 1656 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 31696 |
7 |
| United Microelectronics Corp. | 4244 |
6 |
| GLOBALFOUNDRIES U.S. Inc. | 6427 |
6 |
| Mitsubishi Electric Corporation | 46295 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10930 |
5 |
| Alpha and Omega Semiconductor Incorporated | 454 |
5 |
| Sumitomo Electric Industries, Ltd. | 15557 |
4 |
| Semiconductor Components Industries, L.L.C. | 5270 |
4 |
| Csmc Technologies Fab2 Co., Ltd. | 715 |
4 |
| Semiconductor Manufacturing International (Shanghai) Corporation | 1765 |
4 |
| Renesas Electronics Corporation | 5990 |
3 |
| Raytheon Company | 8385 |
3 |
| Sumitomo Chemical Company, Limited | 9044 |
3 |
| Other owners | 124 |