- All sections
- H - Electricity
- H02J - Circuit arrangements or systems for supplying or distributing electric power; systems for storing electric energy
- H02J 50/70 - Circuit arrangements or systems for wireless supply or distribution of electric power involving the reduction of electric, magnetic or electromagnetic leakage fields
Patent holdings for IPC class H02J 50/70
Total number of patents in this class: 1195
10-year publication summary
|
60
|
87
|
141
|
184
|
165
|
115
|
147
|
167
|
134
|
45
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
75 |
| Apple Inc. | 50209 |
62 |
| Amosense Co., Ltd. | 433 |
56 |
| Nucurrent, Inc. | 294 |
52 |
| WiTricity Corporation | 514 |
39 |
| NERA Innovations Limited | 150 |
31 |
| Auckland UniServices Limited | 503 |
28 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
25 |
| Murata Manufacturing Co., Ltd. | 22355 |
23 |
| LG Innotek Co., Ltd. | 6758 |
22 |
| Qualcomm Incorporated | 76576 |
20 |
| LG Electronics Inc. | 69257 |
20 |
| Mojo Mobility, Inc. | 74 |
20 |
| TDK Corporation | 6306 |
18 |
| Toyota Motor Corporation | 28582 |
14 |
| Sony Corporation | 32931 |
12 |
| Toshiba Corporation | 12017 |
12 |
| Koninklijke Philips N.V. | 22975 |
12 |
| Mitsubishi Electric Corporation | 43934 |
12 |
| IHI Corporation | 3268 |
12 |
| Other owners | 630 |