- 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: 4858
10-year publication summary
|
257
|
227
|
214
|
174
|
119
|
125
|
121
|
114
|
113
|
40
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 47518 |
169 |
| Applied Materials, Inc. | 20085 |
141 |
| Samsung Electronics Co., Ltd. | 154406 |
134 |
| Micron Technology, Inc. | 27314 |
134 |
| Sumitomo Electric Industries, Ltd. | 16126 |
131 |
| GLOBALFOUNDRIES U.S. Inc. | 6394 |
109 |
| Shin-Etsu Handotai Co., Ltd. | 1302 |
102 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11020 |
78 |
| International Business Machines Corporation | 62279 |
76 |
| Soitec | 1063 |
72 |
| Sumitomo Chemical Company, Limited | 9055 |
63 |
| Intel Corporation | 46700 |
61 |
| V Technology Co., Ltd. | 380 |
58 |
| Semiconductor Energy Laboratory Co., Ltd. | 11701 |
56 |
| Sumco Corporation | 1113 |
55 |
| The Japan Steel Works, Ltd. | 795 |
54 |
| Tokyo Electron Limited | 13561 |
48 |
| NGK Insulators, Ltd. | 5212 |
48 |
| EV Group E. Thallner GmbH | 420 |
47 |
| Sharp Kabushiki Kaisha | 18623 |
41 |
| Other owners | 3181 |