- 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: 2327
10-year publication summary
|
183
|
245
|
259
|
190
|
197
|
168
|
121
|
130
|
155
|
62
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25722 |
573 |
| Samsung Electro-mechanics Co., Ltd. | 6073 |
248 |
| TDK Corporation | 6855 |
210 |
| Taiyo Yuden Co., Ltd. | 2030 |
104 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
69 |
| Cyntec Co., Ltd. | 277 |
53 |
| Sumida Corporation | 332 |
45 |
| Nitto Denko Corporation | 8526 |
38 |
| Sumitomo Electric Industries, Ltd. | 16305 |
37 |
| Sumitomo Wiring Systems, Ltd. | 10987 |
31 |
| AutoNetworks Technologies, Ltd. | 7089 |
31 |
| Delta Electronics, Inc. | 2828 |
26 |
| LG Innotek Co., Ltd. | 8453 |
22 |
| Cooper Technologies Company | 619 |
19 |
| TOKIN Corporation | 215 |
16 |
| TDK Electronics AG | 1010 |
16 |
| Intel Corporation | 47102 |
15 |
| Moda-innochips Co., Ltd. | 101 |
14 |
| Hitachi Metals, Ltd. | 1900 |
12 |
| Texas Instruments Incorporated | 19663 |
12 |
| Other owners | 736 |