- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 31/388 - Determining ampere-hour charge capacity or SoC involving voltage measurements
Patent holdings for IPC class G01R 31/388
Total number of patents in this class: 614
10-year publication summary
|
7
|
16
|
25
|
53
|
61
|
72
|
82
|
93
|
108
|
65
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 19066 |
72 |
| Toyota Motor Corporation | 35813 |
32 |
| Samsung Electronics Co., Ltd. | 157946 |
15 |
| Denso Corporation | 25579 |
15 |
| Samsung SDI Co., Ltd. | 10624 |
15 |
| GM Global Technology Operations LLC | 16155 |
13 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
11 |
| Contemporary Amperex Technology Co., Limited | 10003 |
11 |
| Contemporary Amperex Technology (Hong Kong) Limited | 4017 |
11 |
| Honda Motor Co., Ltd. | 26034 |
10 |
| Hyundai Motor Company | 24703 |
10 |
| GS Yuasa International Ltd. | 2251 |
9 |
| Kia Corporation | 12433 |
9 |
| Robert Bosch GmbH | 44176 |
7 |
| LAT Enterprises, Inc., DBA MediPak Energy Systems | 142 |
6 |
| Volvo Truck Corporation | 3913 |
6 |
| Semiconductor Components Industries, L.L.C. | 5263 |
5 |
| Qnovo Inc. | 61 |
5 |
| LG Chem, Ltd. | 17929 |
4 |
| Toshiba Corporation | 12569 |
4 |
| Other owners | 344 |