- 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: 99
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. | 10719 |
12 |
| GS Yuasa International Ltd. | 2264 |
11 |
| Clarios Germany GmbH & Co. KG | 117 |
5 |
| Hitachi Chemical Company, Ltd. | 2236 |
4 |
| Robert Bosch GmbH | 44254 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 34265 |
4 |
| Johnson Controls Autobatterie GmbH & Co. KGaA | 29 |
3 |
| TBS Engineering Limited | 36 |
3 |
| LG Energy Solution, Ltd. | 19239 |
3 |
| A123 Systems LLC | 195 |
2 |
| Arcactive Limited | 28 |
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. | 158442 |
1 |
| LG Chem, Ltd. | 17950 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 9168 |
1 |
| Panasonic Corporation | 18849 |
1 |
| Sumitomo Electric Industries, Ltd. | 16448 |
1 |
| Other owners | 33 |