- 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: 3650
10-year publication summary
|
361
|
374
|
310
|
243
|
243
|
173
|
111
|
129
|
127
|
58
|
| 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. | 23646 |
152 |
| Samsung Electronics Co., Ltd. | 159029 |
137 |
| Toyota Motor Corporation | 36159 |
65 |
| Apple Inc. | 59241 |
52 |
| Panasonic Intellectual Property Management Co., Ltd. | 34471 |
52 |
| Robert Bosch GmbH | 44327 |
49 |
| Qualcomm Incorporated | 93376 |
43 |
| Nissan Motor Co., Ltd. | 13037 |
43 |
| Black & Decker, Inc. | 2471 |
40 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12324 |
39 |
| Ford Global Technologies, LLC | 21613 |
38 |
| Hyundai Motor Company | 24951 |
34 |
| LG Energy Solution, Ltd. | 19461 |
33 |
| Dell Products L.P. | 17206 |
32 |
| Texas Instruments Incorporated | 19644 |
31 |
| Denso Corporation | 25746 |
31 |
| Intel Corporation | 46292 |
30 |
| Samsung SDI Co., Ltd. | 10839 |
30 |
| LG Chem, Ltd. | 17970 |
28 |
| GS Yuasa International Ltd. | 2284 |
28 |
| Other owners | 2663 |