- 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: 173
10-year publication summary
|
22
|
13
|
18
|
17
|
16
|
11
|
7
|
6
|
4
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GS Yuasa International Ltd. | 2217 |
12 |
| Hammond Group, Inc. | 27 |
9 |
| RSR Technologies, Inc. | 29 |
8 |
| Gridtential Energy, Inc. | 45 |
7 |
| Sharp Corporation | 10467 |
6 |
| Cabot Corporation | 556 |
6 |
| Trojan Battery Company, LLC | 73 |
6 |
| CPS Technology Holdings LLC | 769 |
6 |
| Hitachi Chemical Company, Ltd. | 2268 |
4 |
| CCL Label, Inc. | 505 |
4 |
| The Furukawa Battery Co., Ltd. | 176 |
4 |
| Johns Manville | 926 |
4 |
| Samsung SDI Co., Ltd. | 9851 |
3 |
| Advanced Battery Concepts, LLC | 43 |
3 |
| Arcactive Limited | 28 |
3 |
| Clarios Germany GmbH & Co. KG | 105 |
3 |
| The Furukawa Electric Co., Ltd. | 3700 |
2 |
| Asahi Kasei Kabushiki Kaisha | 2779 |
2 |
| Bank of America, N.A. | 293 |
2 |
| BYD Company Limited | 6208 |
2 |
| Other owners | 77 |