- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/02 - Manufacture or treatment of semiconductor devices or of parts thereof
Patent holdings for IPC class H01L 21/02
Total number of patents in this class: 33507
10-year publication summary
|
2484
|
3326
|
3538
|
3821
|
3826
|
3918
|
3995
|
3107
|
2753
|
1063
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 33201 |
3806 |
| Applied Materials, Inc. | 15552 |
2110 |
| Tokyo Electron Limited | 11108 |
1446 |
| International Business Machines Corporation | 63228 |
1361 |
| Samsung Electronics Co., Ltd. | 123537 |
1035 |
| Semiconductor Energy Laboratory Co., Ltd. | 11019 |
657 |
| Lam Research Corporation | 4443 |
646 |
| Kokusai Electric Corporation | 1633 |
581 |
| Micron Technology, Inc. | 24264 |
556 |
| Intel Corporation | 46080 |
550 |
| GLOBALFOUNDRIES U.S. Inc. | 6562 |
515 |
| ASM IP Holding B.V. | 1491 |
497 |
| United Microelectronics Corp. | 3679 |
387 |
| Kioxia Corporation | 9262 |
295 |
| Infineon Technologies AG | 8656 |
277 |
| Screen Holdings Co., Ltd. | 2191 |
275 |
| Boe Technology Group Co., Ltd. | 33100 |
266 |
| Sumitomo Electric Industries, Ltd. | 13520 |
262 |
| Semiconductor Manufacturing International (Shanghai) Corporation | 1739 |
259 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10542 |
249 |
| Other owners | 17477 |