- All sections
- H - Electricity
- H02J - Circuit arrangements or systems for supplying or distributing electric powersystems for storing electric energy
- H02J 7/04 - Regulation of the charging current or voltage
Patent holdings for IPC class H02J 7/04
Total number of patents in this class: 3630
10-year publication summary
|
358
|
367
|
305
|
240
|
234
|
165
|
102
|
123
|
115
|
21
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 22526 |
152 |
| Samsung Electronics Co., Ltd. | 153573 |
135 |
| Toyota Motor Corporation | 34545 |
65 |
| Apple Inc. | 58049 |
52 |
| Panasonic Intellectual Property Management Co., Ltd. | 33462 |
52 |
| Robert Bosch GmbH | 43554 |
46 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12525 |
43 |
| Qualcomm Incorporated | 90109 |
42 |
| Nissan Motor Co., Ltd. | 12757 |
41 |
| Black & Decker, Inc. | 2415 |
40 |
| Ford Global Technologies, LLC | 21263 |
38 |
| LG Energy Solution, Ltd. | 17466 |
35 |
| Hyundai Motor Company | 23688 |
34 |
| Texas Instruments Incorporated | 19615 |
32 |
| Dell Products L.P. | 16262 |
32 |
| Intel Corporation | 46638 |
30 |
| Denso Corporation | 25165 |
30 |
| Samsung SDI Co., Ltd. | 9793 |
30 |
| LG Chem, Ltd. | 17813 |
28 |
| GS Yuasa International Ltd. | 2208 |
27 |
| Other owners | 2646 |