- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 2/28 - Electrode connections for lead-acid accumulators
Patent holdings for IPC class H01M 2/28
Total number of patents in this class: 101
10-year publication summary
|
11
|
11
|
10
|
3
|
1
|
0
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung SDI Co., Ltd. | 10556 |
12 |
| GS Yuasa International Ltd. | 2246 |
11 |
| Clarios Germany GmbH & Co. KG | 117 |
5 |
| Hitachi Chemical Company, Ltd. | 2245 |
4 |
| Robert Bosch GmbH | 44128 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
4 |
| Johnson Controls Autobatterie GmbH & Co. KGaA | 29 |
3 |
| TBS Engineering Limited | 36 |
3 |
| LG Energy Solution, Ltd. | 18838 |
3 |
| Panasonic Corporation | 19060 |
2 |
| A123 Systems LLC | 193 |
2 |
| Arcactive Limited | 29 |
2 |
| Commonwealth Scientific and Industrial Research Organisation | 1654 |
2 |
| Copperwatts LLC | 3 |
2 |
| Sasit Industrietechnik GmbH | 8 |
2 |
| Pivotal Battery Corp | 2 |
2 |
| Glacier Point Innovations, LLC | 57 |
2 |
| Samsung Electronics Co., Ltd. | 157557 |
1 |
| LG Chem, Ltd. | 17921 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 9115 |
1 |
| Other owners | 33 |