- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 1/04 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
Patent holdings for IPC class H01F 1/04
Total number of patents in this class: 86
10-year publication summary
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2
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5
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4
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3
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4
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6
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7
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4
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3
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5
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Regents of the University of Minnesota | 2791 |
6 |
| International Business Machines Corporation | 62671 |
4 |
| Nippon Steel Corporation | 6895 |
4 |
| The Regents of the University of California | 20778 |
3 |
| JFE Steel Corporation | 7549 |
3 |
| Apple Inc. | 58885 |
2 |
| 3m Innovative Properties Company | 17481 |
2 |
| Applied Materials, Inc. | 20406 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 6109 |
2 |
| University of Utah Research Foundation | 1864 |
2 |
| Horizon Technology | 8 |
2 |
| LG Innotеk Сo..ltd. | 2 |
2 |
| General Electric Company | 13910 |
1 |
| LG Electronics Inc. | 75818 |
1 |
| Sony Corporation | 30158 |
1 |
| Toyota Motor Corporation | 35813 |
1 |
| Centre National de La Recherche Scientifique | 11026 |
1 |
| Sumitomo Electric Industries, Ltd. | 16355 |
1 |
| BASF Corporation | 1683 |
1 |
| Intel Corporation | 47122 |
1 |
| Other owners | 44 |