- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/80 - Field-effect transistors with field effect produced by a PN or other rectifying junction gate
Patent holdings for IPC class H01L 29/80
Total number of patents in this class: 574
10-year publication summary
|
31
|
54
|
52
|
34
|
20
|
15
|
13
|
10
|
12
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Intel Corporation | 46455 |
37 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 45590 |
35 |
| International Business Machines Corporation | 61738 |
32 |
| Samsung Electronics Co., Ltd. | 148765 |
22 |
| Sumitomo Electric Industries, Ltd. | 15732 |
17 |
| Sumitomo Chemical Company, Limited | 9105 |
12 |
| Toshiba Corporation | 12534 |
11 |
| Micron Technology, Inc. | 26461 |
11 |
| Texas Instruments Incorporated | 19484 |
11 |
| Panasonic Corporation | 19976 |
10 |
| Semiconductor Components Industries, L.L.C. | 5301 |
10 |
| GLOBALFOUNDRIES U.S. Inc. | 6417 |
10 |
| NEC Corporation | 36267 |
9 |
| Fujitsu Limited | 17675 |
8 |
| Infineon Technologies AG | 8277 |
8 |
| Rohm Co., Ltd. | 6544 |
8 |
| Mitsubishi Electric Corporation | 46814 |
7 |
| Shenzhen Xinguodu Technology Co., Ltd. | 2153 |
7 |
| Sony Corporation | 30812 |
6 |
| QROMIS, Inc. | 97 |
6 |
| Other owners | 297 |