- All sections
- H - Electricity
- H01F - Magnets; inductances; transformers; selection of materials for their magnetic properties
- H01F 5/04 - Arrangements of electric connections to coils, e.g. leads
Patent holdings for IPC class H01F 5/04
Total number of patents in this class: 410
10-year publication summary
|
27
|
14
|
39
|
50
|
64
|
43
|
27
|
25
|
38
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TDK Corporation | 6306 |
27 |
| Samsung Electro-mechanics Co., Ltd. | 4798 |
20 |
| Murata Manufacturing Co., Ltd. | 22355 |
17 |
| Taiyo Yuden Co., Ltd. | 1809 |
13 |
| Intuitive Surgical Operations, Inc. | 3616 |
12 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
11 |
| Robert Bosch GmbH | 40953 |
10 |
| Cyntec Co., Ltd. | 232 |
7 |
| Sumida Corporation | 291 |
7 |
| Denso Corporation | 23338 |
6 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
6 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 394 |
6 |
| Honeywell International Inc. | 13799 |
5 |
| Allegro Microsystems, LLC | 1206 |
5 |
| ETO Magnetic GmbH | 247 |
5 |
| SUMIDA Components & Modules GmbH | 39 |
5 |
| Siemens AG | 24990 |
4 |
| Mitsubishi Electric Corporation | 43934 |
4 |
| Analog Devices, Inc. | 3475 |
4 |
| Delta Electronics, Inc. | 2401 |
4 |
| Other owners | 232 |