- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 1/26 - 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 in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated by macromolecular organic substances
Patent holdings for IPC class H01F 1/26
Total number of patents in this class: 517
10-year publication summary
|
31
|
34
|
43
|
26
|
31
|
34
|
42
|
31
|
29
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 16355 |
32 |
| Murata Manufacturing Co., Ltd. | 25758 |
27 |
| FUJIFILM Corporation | 30516 |
25 |
| Nitto Denko Corporation | 8540 |
23 |
| TDK Corporation | 6876 |
21 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
20 |
| TOKIN Corporation | 216 |
17 |
| Sumitomo Wiring Systems, Ltd. | 11029 |
15 |
| AutoNetworks Technologies, Ltd. | 7130 |
15 |
| Taiyo Yuden Co., Ltd. | 2032 |
12 |
| Resonac Corporation | 3546 |
12 |
| BASF SE | 21308 |
10 |
| Samsung Electro-mechanics Co., Ltd. | 6091 |
10 |
| Dowa Electronics Materials Co., Ltd. | 636 |
10 |
| Höganäs AB | 301 |
9 |
| SANYO Special Steel Co., Ltd. | 247 |
9 |
| 3m Innovative Properties Company | 17481 |
8 |
| Hitachi Metals, Ltd. | 1896 |
8 |
| Sumitomo Bakelite Co., Ltd. | 1534 |
8 |
| Toshiba Corporation | 12569 |
7 |
| Other owners | 219 |