- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/20 - Deposition of semiconductor materials on a substrate, e.g. epitaxial growth
Patent holdings for IPC class H01L 21/20
Total number of patents in this class: 5268
10-year publication summary
|
371
|
309
|
258
|
226
|
214
|
174
|
119
|
121
|
117
|
48
|
| 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 |
169 |
| Samsung Electronics Co., Ltd. | 131630 |
158 |
| Micron Technology, Inc. | 24960 |
158 |
| Applied Materials, Inc. | 16587 |
144 |
| Sumitomo Electric Industries, Ltd. | 14131 |
129 |
| GLOBALFOUNDRIES U.S. Inc. | 6459 |
116 |
| International Business Machines Corporation | 60644 |
96 |
| Shin-Etsu Handotai Co., Ltd. | 1277 |
87 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
76 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
73 |
| Sumitomo Chemical Company, Limited | 8808 |
66 |
| Soitec | 892 |
65 |
| Intel Corporation | 45621 |
62 |
| The Japan Steel Works, Ltd. | 597 |
59 |
| V Technology Co., Ltd. | 394 |
59 |
| Sumco Corporation | 1116 |
56 |
| Tokyo Electron Limited | 11599 |
52 |
| Sharp Kabushiki Kaisha | 18957 |
50 |
| The Regents of the University of California | 18943 |
45 |
| EV Group E. Thallner GmbH | 376 |
45 |
| Other owners | 3503 |