- 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: 1322
10-year publication summary
|
120
|
101
|
102
|
78
|
64
|
43
|
36
|
12
|
17
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
84 |
| Soitec | 892 |
57 |
| Applied Materials, Inc. | 16587 |
44 |
| S.O.I.Tec Silicon on Insulator Technologies | 293 |
40 |
| Samsung Electronics Co., Ltd. | 131630 |
39 |
| International Business Machines Corporation | 60644 |
28 |
| Micron Technology, Inc. | 24960 |
26 |
| GLOBALFOUNDRIES U.S. Inc. | 6459 |
26 |
| Shin-Etsu Handotai Co., Ltd. | 1277 |
25 |
| Tokyo Electron Limited | 11599 |
24 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
23 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
23 |
| Disco Corporation | 1745 |
23 |
| Renesas Electronics Corporation | 6305 |
22 |
| Sumco Corporation | 1116 |
20 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
19 |
| United Microelectronics Corp. | 3921 |
18 |
| Lam Research Corporation | 4775 |
17 |
| Infineon Technologies AG | 8189 |
16 |
| Semiconductor Components Industries, L.L.C. | 5345 |
14 |
| Other owners | 734 |