- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 37/00 - Fixed inductances not covered by group
Patent holdings for IPC class H01F 37/00
Total number of patents in this class: 2203
10-year publication summary
|
184
|
168
|
163
|
131
|
113
|
75
|
71
|
62
|
61
|
28
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 15344 |
317 |
| Sumitomo Wiring Systems, Ltd. | 10261 |
275 |
| AutoNetworks Technologies, Ltd. | 6515 |
267 |
| WiTricity Corporation | 520 |
64 |
| Murata Manufacturing Co., Ltd. | 24342 |
62 |
| Mitsubishi Electric Corporation | 45811 |
49 |
| FANUC Corporation | 6586 |
43 |
| Panasonic Intellectual Property Management Co., Ltd. | 30967 |
40 |
| TDK Corporation | 6674 |
33 |
| Samsung Electronics Co., Ltd. | 144143 |
31 |
| Toyota Motor Corporation | 31451 |
27 |
| Tamura Corporation | 356 |
27 |
| Energous Corporation | 412 |
25 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12864 |
24 |
| Intel Corporation | 46699 |
22 |
| Sony Corporation | 31148 |
20 |
| Qualcomm Incorporated | 84501 |
19 |
| Denso Corporation | 24120 |
16 |
| Philips IP Ventures B.V. | 97 |
16 |
| NTN Corporation | 4974 |
15 |
| Other owners | 811 |