- 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: 446
10-year publication summary
|
14
|
39
|
50
|
64
|
43
|
28
|
25
|
38
|
51
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TDK Corporation | 6539 |
34 |
| Samsung Electro-mechanics Co., Ltd. | 5206 |
30 |
| Murata Manufacturing Co., Ltd. | 23702 |
23 |
| Taiyo Yuden Co., Ltd. | 1887 |
13 |
| Panasonic Intellectual Property Management Co., Ltd. | 29733 |
12 |
| Intuitive Surgical Operations, Inc. | 3854 |
12 |
| Robert Bosch GmbH | 41786 |
10 |
| Cyntec Co., Ltd. | 241 |
7 |
| Sumida Corporation | 306 |
7 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40608 |
6 |
| Allegro Microsystems, LLC | 1274 |
6 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 491 |
6 |
| Honeywell International Inc. | 14021 |
5 |
| Denso Corporation | 23769 |
5 |
| Ibiden Co., Ltd. | 1736 |
5 |
| ABB Schweiz AG | 6632 |
5 |
| ETO Magnetic GmbH | 268 |
5 |
| SUMIDA Components & Modules GmbH | 39 |
5 |
| Siemens AG | 24565 |
4 |
| Intel Corporation | 46126 |
4 |
| Other owners | 242 |