- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 41/06 - Coil winding
Patent holdings for IPC class H01F 41/06
Total number of patents in this class: 525
10-year publication summary
|
29
|
43
|
41
|
34
|
39
|
28
|
42
|
22
|
29
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25758 |
49 |
| Nittoku Engineering Co., Ltd. | 65 |
15 |
| Hitachi Energy Ltd. | 2586 |
13 |
| ABB Technology AG | 1224 |
11 |
| Siemens AG | 24020 |
10 |
| Haihong Electric Co., Ltd. | 45 |
9 |
| Sumida Corporation | 336 |
9 |
| Taiyo Yuden Co., Ltd. | 2032 |
9 |
| Mitsubishi Electric Corporation | 48048 |
7 |
| TDK Corporation | 6876 |
6 |
| Cyntec Co., Ltd. | 277 |
6 |
| Guangdong Tritype Electric Co., Ltd. | 14 |
6 |
| Sumitomo Electric Industries, Ltd. | 16355 |
5 |
| Robert Bosch GmbH | 44176 |
5 |
| Sumitomo Wiring Systems, Ltd. | 11029 |
5 |
| AutoNetworks Technologies, Ltd. | 7130 |
5 |
| Btsr International S.p.A. | 81 |
5 |
| SHT Corporation Limited | 46 |
5 |
| Texas Instruments Incorporated | 19653 |
4 |
| The Board of Trustees of the University of Illinois | 2746 |
4 |
| Other owners | 337 |