- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/778 - Field-effect transistors with two-dimensional charge carrier gas channel, e.g. HEMT
Patent holdings for IPC class H01L 29/778
Total number of patents in this class: 6809
10-year publication summary
|
627
|
513
|
586
|
586
|
525
|
580
|
478
|
561
|
342
|
46
|
| 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. | 49027 |
352 |
| Intel Corporation | 46313 |
337 |
| Toshiba Corporation | 12732 |
206 |
| Rohm Co., Ltd. | 6916 |
171 |
| Samsung Electronics Co., Ltd. | 159298 |
165 |
| United Microelectronics Corp. | 4530 |
161 |
| Fujitsu Limited | 16807 |
144 |
| Infineon Technologies Austria AG | 2364 |
140 |
| Texas Instruments Incorporated | 19622 |
121 |
| Mitsubishi Electric Corporation | 48409 |
112 |
| Enkris Semiconductor, Inc. | 406 |
96 |
| MACOM Technology Solutions Holdings, Inc. | 862 |
93 |
| Innoscience (Suzhou) Technology Co., ltd. | 173 |
90 |
| Sumitomo Electric Industries, Ltd. | 16404 |
88 |
| Semiconductor Components Industries, L.L.C. | 5260 |
88 |
| Innoscience (Zhuhai) Technology Co., Ltd. | 160 |
88 |
| Huawei Technologies Co., Ltd. | 125107 |
86 |
| Vanguard International Semiconductor Corporation | 529 |
85 |
| Panasonic Corporation | 18658 |
84 |
| Panasonic Intellectual Property Management Co., Ltd. | 34568 |
82 |
| Other owners | 4020 |