- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 38/00 - Adaptations of transformers or inductances for specific applications or functions
Patent holdings for IPC class H01F 38/00
Total number of patents in this class: 839
10-year publication summary
|
126
|
98
|
75
|
41
|
34
|
25
|
11
|
8
|
10
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| WiTricity Corporation | 521 |
35 |
| Samsung Electronics Co., Ltd. | 145416 |
33 |
| Energous Corporation | 412 |
29 |
| Toyota Motor Corporation | 31819 |
23 |
| Sony Corporation | 31093 |
22 |
| Qualcomm Incorporated | 84971 |
19 |
| Philips IP Ventures B.V. | 97 |
19 |
| Intel Corporation | 46949 |
17 |
| Apple Inc. | 54658 |
15 |
| TDK Corporation | 6701 |
15 |
| Canon Inc. | 39713 |
12 |
| Panasonic Intellectual Property Management Co., Ltd. | 31221 |
12 |
| LG Electronics Inc. | 72807 |
11 |
| Koninklijke Philips N.V. | 24718 |
11 |
| Auckland UniServices Limited | 496 |
11 |
| Powermat Technologies Ltd. | 156 |
11 |
| Wins Co., Ltd | 186 |
11 |
| Semiconductor Energy Laboratory Co., Ltd. | 11377 |
10 |
| Murata Manufacturing Co., Ltd. | 24465 |
10 |
| Nissan Motor Co., Ltd. | 12458 |
10 |
| Other owners | 503 |