- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 1/01 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties of inorganic materials
Patent holdings for IPC class H01F 1/01
Total number of patents in this class: 470
10-year publication summary
|
41
|
21
|
55
|
52
|
27
|
21
|
18
|
19
|
18
|
18
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21098 |
26 |
| Vacuumschmelze GmbH & Co. KG | 258 |
17 |
| Toshiba Corporation | 12547 |
16 |
| Haier US Appliance Solutions, Inc. | 3799 |
13 |
| Skyworks Solutions, Inc. | 3815 |
13 |
| Toshiba Materials Co., Ltd. | 646 |
12 |
| TDK Corporation | 6745 |
9 |
| The Regents of the University of California | 20303 |
7 |
| Murata Manufacturing Co., Ltd. | 25020 |
7 |
| Shin-Etsu Chemical Co., Ltd. | 5795 |
6 |
| Battelle Memorial Institute | 2513 |
6 |
| University of Florida Research Foundation, Inc. | 4089 |
6 |
| National Institute for Materials Science | 1092 |
6 |
| Regents of the University of Minnesota | 2739 |
6 |
| Sanden Holdings Corporation | 208 |
6 |
| Taiyo Yuden Co., Ltd. | 1989 |
6 |
| Toda Kogyo Corporation | 344 |
6 |
| Toyota Motor Corporation | 33519 |
5 |
| Sumitomo Electric Industries, Ltd. | 15789 |
5 |
| Iowa State University Research Foundation, Inc. | 796 |
5 |
| Other owners | 287 |