- All sections
- H - Electricity
- H01F - Magnets; inductances; transformers; selection 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: 846
10-year publication summary
|
120
|
126
|
98
|
75
|
41
|
34
|
25
|
9
|
5
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| WiTricity Corporation | 514 |
36 |
| Samsung Electronics Co., Ltd. | 131630 |
33 |
| Energous Corporation | 404 |
29 |
| Toyota Motor Corporation | 28582 |
23 |
| Philips IP Ventures B.V. | 113 |
23 |
| Sony Corporation | 32931 |
22 |
| Qualcomm Incorporated | 76576 |
19 |
| Intel Corporation | 45621 |
17 |
| Apple Inc. | 50209 |
16 |
| TDK Corporation | 6306 |
15 |
| Canon Inc. | 36841 |
12 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
12 |
| LG Electronics Inc. | 69257 |
11 |
| Koninklijke Philips N.V. | 22975 |
11 |
| Murata Manufacturing Co., Ltd. | 22355 |
11 |
| Auckland UniServices Limited | 503 |
11 |
| Powermat Technologies Ltd. | 158 |
11 |
| Wins Co., Ltd | 183 |
11 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
10 |
| Nissan Motor Co., Ltd. | 12249 |
10 |
| Other owners | 503 |