- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/74 - Thyristor-type devices, e.g. having four-zone regenerative action
Patent holdings for IPC class H01L 29/74
Total number of patents in this class: 866
10-year publication summary
|
92
|
72
|
44
|
45
|
46
|
32
|
36
|
23
|
8
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Infineon Technologies AG | 8301 |
41 |
| GLOBALFOUNDRIES U.S. Inc. | 6412 |
31 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46469 |
29 |
| Texas Instruments Incorporated | 19530 |
24 |
| Samsung Electronics Co., Ltd. | 150751 |
23 |
| Semiconductor Components Industries, L.L.C. | 5298 |
23 |
| Kepler Computing Inc. | 320 |
21 |
| Mitsubishi Electric Corporation | 47267 |
20 |
| Alpha and Omega Semiconductor Incorporated | 452 |
19 |
| Micron Technology, Inc. | 26981 |
18 |
| TC Lab, Inc. | 31 |
18 |
| Hitachi Energy Ltd. | 2375 |
16 |
| Macronix International Co., Ltd. | 2530 |
15 |
| Littelfuse, Inc. | 790 |
15 |
| Renesas Electronics Corporation | 5903 |
13 |
| Fuji Electric Co., Ltd. | 5310 |
13 |
| Infineon Technologies Austria AG | 2241 |
12 |
| STMicroelectronics France | 762 |
12 |
| General Electric Company | 13798 |
11 |
| STMicroelectronics (Tours) SAS | 209 |
11 |
| Other owners | 481 |