- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/744 - Gate-turn-off devices
Patent holdings for IPC class H01L 29/744
Total number of patents in this class: 64
10-year publication summary
|
14
|
12
|
7
|
4
|
4
|
4
|
1
|
1
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Energy Ltd. | 2245 |
8 |
| Micron Technology, Inc. | 25916 |
4 |
| FUJIFILM Business Innovation Corp. | 7446 |
4 |
| Qualcomm Incorporated | 82510 |
3 |
| Cree, Inc. | 1057 |
3 |
| ABB Technology AG | 1266 |
3 |
| Wolfspeed, Inc. | 636 |
3 |
| Toshiba Corporation | 12089 |
2 |
| Seiko Epson Corporation | 19034 |
2 |
| Hitachi, Ltd. | 15259 |
2 |
| Infineon Technologies AG | 8146 |
2 |
| Mitsubishi Electric Corporation | 45024 |
2 |
| ABB Schweiz AG | 6779 |
2 |
| Monolith Semiconductor, Inc. | 22 |
2 |
| Apple Inc. | 53121 |
1 |
| Sumitomo Electric Industries, Ltd. | 15046 |
1 |
| Intel Corporation | 46219 |
1 |
| Infineon Technologies Austria AG | 2078 |
1 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40893 |
1 |
| Macronix International Co., Ltd. | 2552 |
1 |
| Other owners | 16 |