- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/266 - Bombardment with wave or particle radiation with high-energy radiation producing ion implantation using masks
Patent holdings for IPC class H01L 21/266
Total number of patents in this class: 1554
10-year publication summary
|
191
|
187
|
184
|
211
|
133
|
102
|
96
|
98
|
82
|
48
|
| 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. | 42036 |
243 |
| Texas Instruments Incorporated | 19493 |
91 |
| Fuji Electric Co., Ltd. | 5098 |
65 |
| Infineon Technologies AG | 8190 |
49 |
| Renesas Electronics Corporation | 6048 |
40 |
| Semiconductor Manufacturing International (Shanghai) Corporation | 1773 |
39 |
| Varian Semiconductor Equipment Associates, Inc. | 1235 |
38 |
| International Business Machines Corporation | 60907 |
36 |
| United Microelectronics Corp. | 4208 |
34 |
| Semiconductor Manufacturing International (Beijing) Corporation | 1032 |
31 |
| Samsung Electronics Co., Ltd. | 143812 |
30 |
| Infineon Technologies Austria AG | 2127 |
30 |
| Mitsubishi Electric Corporation | 45752 |
25 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10818 |
25 |
| GLOBALFOUNDRIES U.S. Inc. | 6434 |
25 |
| Boe Technology Group Co., Ltd. | 40580 |
18 |
| Semiconductor Components Industries, L.L.C. | 5243 |
17 |
| Csmc Technologies Fab2 Co., Ltd. | 705 |
17 |
| Vanguard International Semiconductor Corporation | 462 |
16 |
| Micron Technology, Inc. | 26196 |
15 |
| Other owners | 670 |