- All sections
- H - Electricity
- H01F - Magnets; inductances; transformers; selection of materials for their magnetic properties
- H01F 41/00 - Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
Patent holdings for IPC class H01F 41/00
Total number of patents in this class: 612
10-year publication summary
|
95
|
42
|
44
|
46
|
42
|
49
|
39
|
45
|
43
|
20
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
23 |
| Murata Manufacturing Co., Ltd. | 22355 |
22 |
| JFE Steel Corporation | 6067 |
18 |
| Toyota Motor Corporation | 28582 |
13 |
| ShenZhen Sunlord Electronics Co., Ltd. | 72 |
11 |
| Hitachi Energy Ltd. | 1921 |
11 |
| Hengdian Group Dmegc Magnetics Co., Ltd | 117 |
9 |
| Sumida Corporation | 291 |
9 |
| Apple Inc. | 50209 |
8 |
| Intel Corporation | 45621 |
8 |
| Rohm and Haas Electronic Materials CMP Holdings, Inc. | 309 |
8 |
| Sumitomo Electric Industries, Ltd. | 14131 |
7 |
| Hitachi Metals, Ltd. | 2175 |
7 |
| Sumitomo Wiring Systems, Ltd. | 9367 |
7 |
| Samsung Electro-mechanics Co., Ltd. | 4798 |
6 |
| Cyntec Co., Ltd. | 232 |
6 |
| Dow Global Technologies LLC | 10147 |
6 |
| University of Florida Research Foundation, Inc. | 3883 |
6 |
| AutoNetworks Technologies, Ltd. | 5809 |
6 |
| Tamura Corporation | 350 |
6 |
| Other owners | 415 |