- All sections
- H - Electricity
- H01F - Magnets; inductances; transformers; selection of materials for their magnetic properties
- H01F 27/26 - Fastening parts of the core together; Fastening or mounting the core on casing or support
Patent holdings for IPC class H01F 27/26
Total number of patents in this class: 1008
10-year publication summary
|
71
|
67
|
64
|
100
|
107
|
99
|
121
|
105
|
105
|
32
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Wiring Systems, Ltd. | 9367 |
50 |
| Sumitomo Electric Industries, Ltd. | 14131 |
49 |
| AutoNetworks Technologies, Ltd. | 5809 |
48 |
| Murata Manufacturing Co., Ltd. | 22355 |
46 |
| FANUC Corporation | 5803 |
29 |
| Delta Electronics, Inc. | 2401 |
26 |
| TDK Corporation | 6306 |
25 |
| Hitachi Energy Ltd. | 1921 |
24 |
| Tamura Corporation | 350 |
23 |
| CTM Magnetics, Inc. | 45 |
19 |
| LG Innotek Co., Ltd. | 6758 |
18 |
| Siemens AG | 24990 |
17 |
| Delta Electronics (Shanghai) Co., Ltd. | 611 |
15 |
| Mitsubishi Electric Corporation | 43934 |
14 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
12 |
| Sumida Corporation | 291 |
12 |
| Hitachi, Ltd. | 16452 |
11 |
| ABB Technology AG | 1301 |
11 |
| Eaton Intelligent Power Limited | 6113 |
11 |
| Taiyo Yuden Co., Ltd. | 1809 |
10 |
| Other owners | 538 |