- 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: 171
10-year publication summary
|
22
|
13
|
18
|
17
|
16
|
11
|
6
|
6
|
4
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GS Yuasa International Ltd. | 2135 |
12 |
| Hammond Group, Inc. | 26 |
9 |
| RSR Technologies, Inc. | 40 |
9 |
| Gridtential Energy, Inc. | 44 |
7 |
| Sharp Corporation | 10354 |
6 |
| Cabot Corporation | 551 |
6 |
| Trojan Battery Company, LLC | 70 |
6 |
| CPS Technology Holdings LLC | 752 |
6 |
| Hitachi Chemical Company, Ltd. | 2302 |
4 |
| CCL Label, Inc. | 508 |
4 |
| The Furukawa Battery Co., Ltd. | 177 |
4 |
| Johns Manville | 932 |
4 |
| Samsung SDI Co., Ltd. | 9125 |
3 |
| Arcactive Limited | 28 |
3 |
| Clarios Germany GmbH & Co. KG | 103 |
3 |
| The Furukawa Electric Co., Ltd. | 3713 |
2 |
| Advanced Battery Concepts, LLC | 42 |
2 |
| Asahi Kasei Kabushiki Kaisha | 2742 |
2 |
| Bank of America, N.A. | 308 |
2 |
| BYD Company Limited | 5742 |
2 |
| Other owners | 75 |