- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 1/37 - 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 non-metallic substances, e.g. ferrites in the form of particles in a bonding agent
Patent holdings for IPC class H01F 1/37
Total number of patents in this class: 187
10-year publication summary
|
12
|
7
|
22
|
24
|
29
|
21
|
12
|
10
|
8
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30512 |
30 |
| Powdertech Co., Ltd. | 138 |
19 |
| Rogers Corporation | 509 |
15 |
| Ajinomoto Co., Inc. | 2279 |
11 |
| Murata Manufacturing Co., Ltd. | 25722 |
10 |
| Nitto Denko Corporation | 8526 |
5 |
| LG Chem, Ltd. | 17921 |
4 |
| The University of Tokyo | 4352 |
4 |
| 3m Innovative Properties Company | 17488 |
3 |
| Dowa Electronics Materials Co., Ltd. | 636 |
3 |
| IFP Energies Nouvelles | 3095 |
3 |
| Toda Kogyo Corporation | 327 |
3 |
| Halliburton Energy Services, Inc. | 21320 |
2 |
| LG Electronics Inc. | 75654 |
2 |
| Intel Corporation | 47102 |
2 |
| Samsung Electro-mechanics Co., Ltd. | 6073 |
2 |
| Kyocera Corporation | 14335 |
2 |
| Corning Incorporated | 10500 |
2 |
| Sony Chemical & Information Device Corporation | 211 |
2 |
| Sumitomo Metal Mining Co., Ltd. | 1971 |
2 |
| Other owners | 61 |