- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 31/028 - Inorganic materials including, apart from doping material or other impurities, only elements of Group IV of the Periodic System
Patent holdings for IPC class H01L 31/028
Total number of patents in this class: 1000
10-year publication summary
|
158
|
152
|
122
|
137
|
96
|
87
|
76
|
39
|
70
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Maxeon Solar Pte. Ltd. | 714 |
67 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42863 |
48 |
| International Business Machines Corporation | 61287 |
39 |
| Samsung Electronics Co., Ltd. | 146534 |
27 |
| GLOBALFOUNDRIES U.S. Inc. | 6430 |
22 |
| Depuy Synthes Products, LLC | 2799 |
16 |
| Nokia Technologies Oy | 17914 |
16 |
| Artilux Inc. | 138 |
16 |
| W&wsens Devices, Inc. | 23 |
15 |
| Toshiba Corporation | 12350 |
13 |
| Nokia Solutions And Networks Oy | 6625 |
11 |
| Sony Corporation | 31028 |
10 |
| Nippon Telegraph and Telephone Corporation | 17349 |
10 |
| Artilux, Inc. | 35 |
10 |
| Emberion Oy | 57 |
10 |
| Sionyx, LLC | 96 |
10 |
| Cisco Technology, Inc. | 19950 |
9 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10917 |
9 |
| The Research Foundation for The State University of New York | 1622 |
9 |
| Renesas Electronics Corporation | 6006 |
8 |
| Other owners | 625 |