- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 5/00 - Coils
Patent holdings for IPC class H01F 5/00
Total number of patents in this class: 2181
10-year publication summary
|
193
|
181
|
180
|
175
|
137
|
95
|
83
|
47
|
54
|
26
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24444 |
257 |
| Samsung Electro-mechanics Co., Ltd. | 5593 |
197 |
| TDK Corporation | 6702 |
101 |
| Taiyo Yuden Co., Ltd. | 1928 |
54 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42389 |
30 |
| Intel Corporation | 46893 |
28 |
| Qualcomm Incorporated | 84847 |
25 |
| Cyntec Co., Ltd. | 252 |
23 |
| Panasonic Intellectual Property Management Co., Ltd. | 31201 |
22 |
| Ibiden Co., Ltd. | 1712 |
21 |
| Medical Energetics Ltd. | 42 |
21 |
| International Business Machines Corporation | 61185 |
20 |
| Realtek Semiconductor Corp. | 3276 |
20 |
| Nucurrent, Inc. | 347 |
19 |
| Delta Electronics, Inc. | 2596 |
18 |
| Via Technologies, Inc. | 1186 |
18 |
| Denso Corporation | 24223 |
16 |
| Wins Co., Ltd | 186 |
15 |
| Samsung Electronics Co., Ltd. | 145025 |
14 |
| Shinko Electric Industries Co., Ltd. | 1208 |
13 |
| Other owners | 1249 |