- 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 |