- All sections
- H - Electricity
- H03K - Pulse technique
- H03K 17/28 - Modifications for introducing a time delay before switching
Patent holdings for IPC class H03K 17/28
Total number of patents in this class: 129
10-year publication summary
|
5
|
11
|
19
|
18
|
10
|
14
|
8
|
10
|
6
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fuji Electric Co., Ltd. | 4750 |
9 |
| Mitsubishi Electric Corporation | 43934 |
5 |
| Denso Corporation | 23338 |
4 |
| Infineon Technologies AG | 8189 |
4 |
| ABB Schweiz AG | 6321 |
4 |
| Texas Instruments Incorporated | 19376 |
3 |
| Robert Bosch GmbH | 40953 |
3 |
| Infineon Technologies Austria AG | 1954 |
3 |
| Eaton Intelligent Power Limited | 6113 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| Qualcomm Incorporated | 76576 |
2 |
| Siemens AG | 24990 |
2 |
| Sumitomo Electric Industries, Ltd. | 14131 |
2 |
| Samsung Electro-mechanics Co., Ltd. | 4798 |
2 |
| Sumitomo Wiring Systems, Ltd. | 9367 |
2 |
| Advantest Corporation | 1939 |
2 |
| ABB Technology AG | 1301 |
2 |
| AutoNetworks Technologies, Ltd. | 5809 |
2 |
| David Stuckey Investments Pty Ltd | 27 |
2 |
| General Electric Technology GmbH | 1657 |
2 |
| Other owners | 69 |