- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/30 - Treatment of semiconductor bodies using processes or apparatus not provided for in groups
Patent holdings for IPC class H01L 21/30
Total number of patents in this class: 1255
10-year publication summary
|
101
|
102
|
78
|
64
|
43
|
38
|
13
|
19
|
11
|
2
|
| 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. | 40608 |
81 |
| Soitec | 954 |
56 |
| Applied Materials, Inc. | 17745 |
44 |
| Samsung Electronics Co., Ltd. | 139001 |
40 |
| S.O.I.Tec Silicon on Insulator Technologies | 262 |
35 |
| GLOBALFOUNDRIES U.S. Inc. | 6433 |
26 |
| International Business Machines Corporation | 60129 |
25 |
| Micron Technology, Inc. | 25824 |
24 |
| Tokyo Electron Limited | 12115 |
24 |
| Shin-Etsu Chemical Co., Ltd. | 5446 |
23 |
| Shin-Etsu Handotai Co., Ltd. | 1291 |
23 |
| Renesas Electronics Corporation | 6148 |
22 |
| Disco Corporation | 1815 |
22 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10692 |
21 |
| Sumco Corporation | 1125 |
19 |
| United Microelectronics Corp. | 4106 |
17 |
| Lam Research Corporation | 5001 |
17 |
| Semiconductor Energy Laboratory Co., Ltd. | 11101 |
14 |
| Infineon Technologies AG | 8137 |
14 |
| Semiconductor Components Industries, L.L.C. | 5246 |
14 |
| Other owners | 694 |