- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 1/00 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties
Patent holdings for IPC class H01F 1/00
Total number of patents in this class: 920
10-year publication summary
|
61
|
78
|
64
|
64
|
43
|
44
|
44
|
33
|
36
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Apple Inc. | 58742 |
21 |
| TDK Corporation | 6858 |
15 |
| Regents of the University of Minnesota | 2789 |
12 |
| The Regents of the University of California | 20745 |
11 |
| Toyota Motor Corporation | 35772 |
11 |
| Centre National de La Recherche Scientifique | 11023 |
10 |
| Massachusetts Institute of Technology | 10251 |
10 |
| UT-Battelle, LLC | 1512 |
10 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11123 |
8 |
| University of Florida Research Foundation, Inc. | 4174 |
8 |
| General Electric Company | 13899 |
7 |
| International Business Machines Corporation | 62634 |
7 |
| FUJIFILM Corporation | 30514 |
7 |
| Dowa Electronics Materials Co., Ltd. | 635 |
7 |
| Siemens Healthcare Limited | 148 |
7 |
| Sony Chemical & Information Device Corporation | 211 |
7 |
| GE Precision Healthcare LLC | 5788 |
7 |
| F. Hoffmann-La Roche AG | 7837 |
6 |
| BASF SE | 21303 |
6 |
| Siemens AG | 24029 |
6 |
| Other owners | 737 |