- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/263 - Bombardment with wave or particle radiation with high-energy radiation
Patent holdings for IPC class H01L 21/263
Total number of patents in this class: 483
10-year publication summary
|
61
|
67
|
51
|
46
|
44
|
31
|
31
|
18
|
18
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fuji Electric Co., Ltd. | 5203 |
66 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43400 |
41 |
| Applied Materials, Inc. | 18892 |
26 |
| Infineon Technologies AG | 8255 |
26 |
| Tokyo Electron Limited | 12899 |
15 |
| Rohm Co., Ltd. | 6487 |
15 |
| Samsung Electronics Co., Ltd. | 147622 |
12 |
| Varian Semiconductor Equipment Associates, Inc. | 1231 |
11 |
| Screen Holdings Co., Ltd. | 2887 |
9 |
| Beijing E-town Semiconductor Technology, Co., Ltd | 283 |
9 |
| ASML Netherlands B.V. | 7441 |
8 |
| Semiconductor Energy Laboratory Co., Ltd. | 11481 |
7 |
| Lam Research Corporation | 5310 |
7 |
| Semes Co., Ltd. | 1517 |
7 |
| Texas Instruments Incorporated | 19445 |
6 |
| Denso Corporation | 24480 |
6 |
| Infineon Technologies Austria AG | 2173 |
6 |
| Mitsubishi Electric Corporation | 46449 |
6 |
| FEI Company | 952 |
6 |
| International Business Machines Corporation | 61471 |
5 |
| Other owners | 189 |