- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 27/29 - TerminalsTapping arrangements
Patent holdings for IPC class H01F 27/29
Total number of patents in this class: 4079
10-year publication summary
|
299
|
373
|
402
|
464
|
393
|
372
|
390
|
344
|
371
|
283
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24861 |
1103 |
| Samsung Electro-mechanics Co., Ltd. | 5671 |
553 |
| TDK Corporation | 6873 |
449 |
| Taiyo Yuden Co., Ltd. | 1976 |
185 |
| Cyntec Co., Ltd. | 259 |
75 |
| Panasonic Intellectual Property Management Co., Ltd. | 32139 |
71 |
| Realtek Semiconductor Corp. | 3328 |
70 |
| Sumida Corporation | 329 |
66 |
| Delta Electronics, Inc. | 2657 |
63 |
| Delta Electronics (Shanghai) Co., Ltd. | 728 |
32 |
| LG Innotek Co., Ltd. | 7862 |
28 |
| Eaton Intelligent Power Limited | 6043 |
26 |
| TDK Electronics AG | 962 |
26 |
| Qualcomm Incorporated | 87067 |
25 |
| Moda-innochips Co., Ltd. | 100 |
25 |
| Sumitomo Electric Industries, Ltd. | 15678 |
23 |
| ShenZhen Sunlord Electronics Co., Ltd. | 77 |
21 |
| Texas Instruments Incorporated | 19459 |
20 |
| Sumitomo Wiring Systems, Ltd. | 10509 |
19 |
| AutoNetworks Technologies, Ltd. | 6696 |
19 |
| Other owners | 1180 |