- 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: 2178
10-year publication summary
|
189
|
177
|
173
|
172
|
130
|
91
|
87
|
50
|
54
|
40
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24896 |
260 |
| Samsung Electro-mechanics Co., Ltd. | 5673 |
197 |
| TDK Corporation | 6879 |
104 |
| Taiyo Yuden Co., Ltd. | 1975 |
55 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 44433 |
30 |
| Qualcomm Incorporated | 86899 |
25 |
| Intel Corporation | 46939 |
25 |
| Panasonic Intellectual Property Management Co., Ltd. | 32199 |
23 |
| Cyntec Co., Ltd. | 259 |
23 |
| Ibiden Co., Ltd. | 1720 |
21 |
| Medical Energetics Ltd. | 41 |
21 |
| International Business Machines Corporation | 61636 |
20 |
| Realtek Semiconductor Corp. | 3334 |
20 |
| Delta Electronics, Inc. | 2660 |
18 |
| Nucurrent, Inc. | 368 |
18 |
| Via Technologies, Inc. | 1129 |
17 |
| Denso Corporation | 24652 |
16 |
| Wins Co., Ltd | 186 |
15 |
| Samsung Electronics Co., Ltd. | 148402 |
13 |
| Shinko Electric Industries Co., Ltd. | 1216 |
13 |
| Other owners | 1244 |