- 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: 3896
10-year publication summary
|
300
|
374
|
403
|
470
|
393
|
371
|
389
|
342
|
370
|
106
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24102 |
1048 |
| Samsung Electro-mechanics Co., Ltd. | 5327 |
546 |
| TDK Corporation | 6614 |
410 |
| Taiyo Yuden Co., Ltd. | 1901 |
178 |
| Cyntec Co., Ltd. | 246 |
72 |
| Realtek Semiconductor Corp. | 3234 |
70 |
| Panasonic Intellectual Property Management Co., Ltd. | 30429 |
64 |
| Delta Electronics, Inc. | 2555 |
63 |
| Sumida Corporation | 314 |
62 |
| Delta Electronics (Shanghai) Co., Ltd. | 680 |
30 |
| LG Innotek Co., Ltd. | 7379 |
25 |
| Moda-innochips Co., Ltd. | 99 |
25 |
| Qualcomm Incorporated | 83345 |
24 |
| Eaton Intelligent Power Limited | 5867 |
24 |
| Sumitomo Electric Industries, Ltd. | 15191 |
23 |
| TDK Electronics AG | 913 |
23 |
| Texas Instruments Incorporated | 19478 |
20 |
| ShenZhen Sunlord Electronics Co., Ltd. | 76 |
20 |
| Sumitomo Wiring Systems, Ltd. | 10149 |
19 |
| AutoNetworks Technologies, Ltd. | 6438 |
19 |
| Other owners | 1131 |