- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/56 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of lead
Patent holdings for IPC class H01M 4/56
Total number of patents in this class: 170
10-year publication summary
|
20
|
23
|
13
|
18
|
17
|
16
|
10
|
6
|
6
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GS Yuasa International Ltd. | 2028 |
12 |
| Hammond Group, Inc. | 26 |
9 |
| RSR Technologies, Inc. | 42 |
8 |
| Gridtential Energy, Inc. | 44 |
7 |
| Sharp Corporation | 10312 |
6 |
| Cabot Corporation | 551 |
6 |
| Trojan Battery Company, LLC | 67 |
6 |
| CPS Technology Holdings LLC | 723 |
6 |
| Hitachi Chemical Company, Ltd. | 2354 |
4 |
| CCL Label, Inc. | 507 |
4 |
| The Furukawa Battery Co., Ltd. | 174 |
4 |
| Johns Manville | 953 |
4 |
| Samsung SDI Co., Ltd. | 8174 |
3 |
| Arcactive Limited | 28 |
3 |
| Clarios Germany GmbH & Co. KG | 102 |
3 |
| The Furukawa Electric Co., Ltd. | 3645 |
2 |
| Advanced Battery Concepts, LLC | 42 |
2 |
| Asahi Kasei Kabushiki Kaisha | 2654 |
2 |
| Bank of America, N.A. | 332 |
2 |
| BYD Company Limited | 4958 |
2 |
| Other owners | 75 |