- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/15 - Structures with periodic or quasi periodic potential variation, e.g. multiple quantum wells, superlattices
Patent holdings for IPC class H01L 29/15
Total number of patents in this class: 1716
10-year publication summary
|
179
|
136
|
140
|
110
|
71
|
67
|
54
|
51
|
27
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Atomera Incorporated | 265 |
142 |
| Intel Corporation | 47102 |
64 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48248 |
62 |
| Samsung Display Co., Ltd. | 38570 |
57 |
| Toshiba Corporation | 12548 |
57 |
| Sumitomo Electric Industries, Ltd. | 16305 |
56 |
| Samsung Electronics Co., Ltd. | 157557 |
53 |
| Mitsubishi Electric Corporation | 47971 |
32 |
| Boe Technology Group Co., Ltd. | 44004 |
30 |
| Fuji Electric Co., Ltd. | 5469 |
29 |
| Infineon Technologies Austria AG | 2328 |
24 |
| Sensor Electronic Technology, Inc. | 465 |
23 |
| LG Display Co., Ltd. | 14965 |
22 |
| Infineon Technologies AG | 8400 |
22 |
| Rohm Co., Ltd. | 6824 |
22 |
| International Business Machines Corporation | 62621 |
21 |
| Semiconductor Energy Laboratory Co., Ltd. | 11797 |
18 |
| Fujitsu Limited | 16862 |
17 |
| Semiconductor Components Industries, L.L.C. | 5264 |
17 |
| Cree, Inc. | 923 |
17 |
| Other owners | 931 |