- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/747 - Bidirectional devices, e.g. triacs
Patent holdings for IPC class H01L 29/747
Total number of patents in this class: 149
10-year publication summary
|
12
|
27
|
18
|
14
|
10
|
8
|
9
|
13
|
8
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ideal Power Inc. | 77 |
26 |
| STMicroelectronics (Tours) SAS | 202 |
19 |
| Texas Instruments Incorporated | 19376 |
9 |
| STMicroelectronics France | 826 |
8 |
| Universite Francois Rabelais | 34 |
6 |
| Rohm Co., Ltd. | 5843 |
5 |
| Semiconductor Components Industries, L.L.C. | 5345 |
5 |
| Analog Devices, Inc. | 3475 |
5 |
| Littelfuse, Inc. | 758 |
4 |
| STMicroelectronics International N.V. | 1484 |
4 |
| Hitachi Energy Switzerland AG | 327 |
4 |
| Hitachi Energy Ltd. | 1921 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
3 |
| Amazing Microelectronic Corp. | 78 |
3 |
| Shindengen Electric Manufacturing Co., Ltd. | 774 |
3 |
| NXP USA, Inc. | 4155 |
3 |
| ABB Schweiz AG | 6321 |
2 |
| Semiconductor Manufacturing International (Beijing) Corporation | 1019 |
2 |
| Semiconductor Manufacturing International (Shanghai) Corporation | 1764 |
2 |
| Pakal Technologies, Inc. | 36 |
2 |
| Other owners | 30 |