- 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: 1590
10-year publication summary
|
187
|
184
|
211
|
133
|
102
|
96
|
96
|
72
|
88
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48560 |
263 |
| Texas Instruments Incorporated | 19640 |
95 |
| Fuji Electric Co., Ltd. | 5511 |
68 |
| Infineon Technologies AG | 8410 |
52 |
| Renesas Electronics Corporation | 5862 |
41 |
| Semiconductor Manufacturing International (Shanghai) Corporation | 1732 |
39 |
| Varian Semiconductor Equipment Associates, Inc. | 1180 |
38 |
| United Microelectronics Corp. | 4502 |
37 |
| International Business Machines Corporation | 62748 |
36 |
| Samsung Electronics Co., Ltd. | 158442 |
32 |
| Infineon Technologies Austria AG | 2345 |
32 |
| Semiconductor Manufacturing International (Beijing) Corporation | 1031 |
31 |
| Mitsubishi Electric Corporation | 48172 |
25 |
| GLOBALFOUNDRIES U.S. Inc. | 6380 |
25 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11127 |
24 |
| Boe Technology Group Co., Ltd. | 44409 |
18 |
| Applied Materials, Inc. | 20467 |
17 |
| Semiconductor Components Industries, L.L.C. | 5253 |
17 |
| Csmc Technologies Fab2 Co., Ltd. | 747 |
17 |
| Canon Inc. | 44051 |
13 |
| Other owners | 670 |