- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 17/04 - Fixed inductances of the signal type with magnetic core
Patent holdings for IPC class H01F 17/04
Total number of patents in this class: 2306
10-year publication summary
|
182
|
244
|
257
|
188
|
197
|
166
|
120
|
129
|
151
|
35
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25514 |
565 |
| Samsung Electro-mechanics Co., Ltd. | 5860 |
247 |
| TDK Corporation | 6807 |
207 |
| Taiyo Yuden Co., Ltd. | 2014 |
104 |
| Panasonic Intellectual Property Management Co., Ltd. | 33507 |
69 |
| Cyntec Co., Ltd. | 269 |
53 |
| Sumida Corporation | 332 |
45 |
| Nitto Denko Corporation | 8465 |
38 |
| Sumitomo Electric Industries, Ltd. | 16091 |
37 |
| Sumitomo Wiring Systems, Ltd. | 10777 |
31 |
| AutoNetworks Technologies, Ltd. | 6931 |
31 |
| Delta Electronics, Inc. | 2777 |
25 |
| LG Innotek Co., Ltd. | 8182 |
22 |
| Cooper Technologies Company | 621 |
19 |
| Intel Corporation | 46680 |
15 |
| TDK Electronics AG | 999 |
15 |
| TOKIN Corporation | 213 |
14 |
| Wurth Elektronik eiSos GmbH & Co. KG | 123 |
14 |
| Moda-innochips Co., Ltd. | 101 |
14 |
| Tamura Corporation | 359 |
13 |
| Other owners | 728 |