- All sections
- H - Electricity
- H01F - Magnets; inductances; transformers; selection of materials for their magnetic properties
- H01F 1/00 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
Patent holdings for IPC class H01F 1/00
Total number of patents in this class: 941
10-year publication summary
|
78
|
63
|
61
|
78
|
64
|
63
|
44
|
40
|
42
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Apple Inc. | 50209 |
23 |
| General Electric Company | 18133 |
15 |
| TDK Corporation | 6306 |
12 |
| Massachusetts Institute of Technology | 9795 |
12 |
| The Regents of the University of California | 18943 |
11 |
| Toyota Motor Corporation | 28582 |
11 |
| Sony Chemical & Information Device Corporation | 268 |
9 |
| UT-Battelle, LLC | 1333 |
9 |
| Centre National de La Recherche Scientifique | 9632 |
8 |
| FUJIFILM Corporation | 27102 |
8 |
| Murata Manufacturing Co., Ltd. | 22355 |
8 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
8 |
| University of Florida Research Foundation, Inc. | 3883 |
8 |
| Regents of the University of Minnesota | 2620 |
8 |
| Siemens Healthcare Limited | 133 |
8 |
| International Business Machines Corporation | 60644 |
7 |
| Hitachi Metals, Ltd. | 2175 |
7 |
| Dowa Electronics Materials Co., Ltd. | 610 |
7 |
| F. Hoffmann-La Roche AG | 7958 |
6 |
| BASF SE | 19740 |
6 |
| Other owners | 750 |