- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 1/153 - Amorphous metallic alloys, e.g. glassy metals
Patent holdings for IPC class H01F 1/153
Total number of patents in this class: 767
10-year publication summary
|
42
|
46
|
73
|
100
|
68
|
77
|
65
|
64
|
49
|
34
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TDK Corporation | 6887 |
77 |
| Hitachi Metals, Ltd. | 1960 |
76 |
| Proterial, Ltd. | 878 |
47 |
| Murata Manufacturing Co., Ltd. | 24971 |
38 |
| Seiko Epson Corporation | 19675 |
27 |
| TOKIN Corporation | 212 |
26 |
| JFE Steel Corporation | 7044 |
25 |
| Vacuumschmelze GmbH & Co. KG | 258 |
24 |
| Metglas, Inc. | 47 |
20 |
| Samsung Electro-mechanics Co., Ltd. | 5687 |
18 |
| Delta Electronics (Japan), Inc. | 42 |
18 |
| 3m Innovative Properties Company | 17737 |
16 |
| Nippon Steel Corporation | 6476 |
14 |
| Toshiba Materials Co., Ltd. | 652 |
14 |
| Qingdao Yunlu Advanced Materials Technology Co., Ltd. | 41 |
12 |
| Toyota Motor Corporation | 33378 |
11 |
| Taiyo Yuden Co., Ltd. | 1985 |
11 |
| Alps Alpine Co., Ltd. | 2141 |
11 |
| Toshiba Corporation | 12540 |
10 |
| Cyntec Co., Ltd. | 260 |
10 |
| Other owners | 262 |