- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 1/14 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
Patent holdings for IPC class H01F 1/14
Total number of patents in this class: 170
10-year publication summary
|
15
|
11
|
5
|
19
|
12
|
13
|
12
|
23
|
7
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24603 |
16 |
| Hitachi Metals, Ltd. | 1977 |
11 |
| TDK Corporation | 6761 |
8 |
| Samsung Electro-mechanics Co., Ltd. | 5624 |
6 |
| JFE Steel Corporation | 6849 |
6 |
| Nippon Steel Corporation | 6274 |
6 |
| Taiyo Yuden Co., Ltd. | 1939 |
5 |
| Ford Global Technologies, LLC | 20646 |
3 |
| Alps Electric Co., Ltd. | 808 |
3 |
| Aperam | 121 |
3 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2869 |
3 |
| Tohoku Magnet Institute Co., Ltd. | 24 |
3 |
| Tohoku University | 2792 |
3 |
| NERA Innovations Limited | 138 |
3 |
| Siemens AG | 24453 |
2 |
| Seiko Epson Corporation | 19398 |
2 |
| Hitachi Chemical Company, Ltd. | 2344 |
2 |
| Texas Instruments Incorporated | 19443 |
2 |
| Cyntec Co., Ltd. | 257 |
2 |
| Omron Corporation | 7261 |
2 |
| Other owners | 79 |