- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 41/069 - Winding two or more wires, e.g. bifilar winding
Patent holdings for IPC class H01F 41/069
Total number of patents in this class: 42
10-year publication summary
|
0
|
8
|
6
|
4
|
8
|
3
|
1
|
1
|
6
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24896 |
10 |
| TDK Corporation | 6879 |
9 |
| Vishay Dale Electronics, LLC | 116 |
2 |
| Samsung Electronics Co., Ltd. | 148402 |
1 |
| Qualcomm Incorporated | 86899 |
1 |
| ZF Friedrichshafen AG | 7177 |
1 |
| Cyntec Co., Ltd. | 259 |
1 |
| Rockwell Automation Technologies, Inc. | 2727 |
1 |
| Astec International Limited | 37 |
1 |
| BAE Systems Controls Inc. | 214 |
1 |
| Coil Holding GmbH | 22 |
1 |
| D-Wave Systems Inc. | 406 |
1 |
| Intuitive Surgical Operations, Inc. | 4133 |
1 |
| Pulse Electronics, Inc. | 49 |
1 |
| ShenZhen Sunlord Electronics Co., Ltd. | 77 |
1 |
| Hefei Institutes of Physical Science, Chinese Academy of Sciences | 147 |
1 |
| Vertiv Tech Co., Ltd. | 54 |
1 |
| AES Global Holdings, Pte. Ltd. | 345 |
1 |
| TDK Electronics AG | 963 |
1 |
| Wjlp Company Inc. | 5 |
1 |
| Other owners | 4 |