- 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: 3643
10-year publication summary
|
361
|
374
|
310
|
243
|
243
|
173
|
111
|
129
|
127
|
40
|
| 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. | 23183 |
152 |
| Samsung Electronics Co., Ltd. | 157300 |
137 |
| Toyota Motor Corporation | 35578 |
65 |
| Apple Inc. | 58621 |
52 |
| Panasonic Intellectual Property Management Co., Ltd. | 33845 |
52 |
| Robert Bosch GmbH | 44094 |
49 |
| Nissan Motor Co., Ltd. | 12933 |
44 |
| Qualcomm Incorporated | 91834 |
42 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12395 |
42 |
| Black & Decker, Inc. | 2443 |
40 |
| Ford Global Technologies, LLC | 21466 |
38 |
| Hyundai Motor Company | 24578 |
34 |
| Texas Instruments Incorporated | 19653 |
32 |
| Dell Products L.P. | 16868 |
32 |
| LG Energy Solution, Ltd. | 18737 |
32 |
| Denso Corporation | 25495 |
31 |
| Intel Corporation | 47063 |
30 |
| Samsung SDI Co., Ltd. | 10524 |
30 |
| LG Chem, Ltd. | 17926 |
28 |
| Honda Motor Co., Ltd. | 26006 |
27 |
| Other owners | 2654 |