- All sections
- G - Physics
- G01R - Measuring electric variables; measuring magnetic variables
- G01R 31/3828 - Arrangements for monitoring battery or accumulator variables, e.g. SoC using current integration
Patent holdings for IPC class G01R 31/3828
Total number of patents in this class: 214
10-year publication summary
|
7
|
2
|
9
|
23
|
22
|
28
|
28
|
34
|
37
|
16
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GS Yuasa International Ltd. | 1834 |
18 |
| Denso Corporation | 23338 |
13 |
| Toyota Motor Corporation | 28582 |
12 |
| LG Energy Solution, Ltd. | 10813 |
10 |
| Samsung Electronics Co., Ltd. | 131630 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
7 |
| The Furukawa Electric Co., Ltd. | 3486 |
5 |
| The Furukawa Battery Co., Ltd. | 154 |
5 |
| Honda Motor Co., Ltd. | 24537 |
4 |
| Hitachi, Ltd. | 16452 |
4 |
| Robert Bosch GmbH | 40953 |
4 |
| Vehicle Energy Japan Inc. | 250 |
4 |
| Wisk Aero LLC | 173 |
4 |
| Rohm Co., Ltd. | 5843 |
3 |
| Permobil AB | 102 |
3 |
| Dukosi Limited | 40 |
3 |
| Hitachi High-Tech Corporation | 4424 |
3 |
| Toshiba Corporation | 12017 |
2 |
| GM Global Technology Operations LLC | 13620 |
2 |
| Ford Global Technologies, LLC | 19702 |
2 |
| Other owners | 99 |