- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/84 - Multi-step processes for manufacturing carriers for lead-acid accumulators involving casting
Patent holdings for IPC class H01M 4/84
Total number of patents in this class: 30
10-year publication summary
|
3
|
2
|
2
|
2
|
4
|
1
|
2
|
4
|
2
|
0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Wirtz Manufacturing Co., Inc. | 41 |
7 |
| Clarios Germany GmbH & Co. KG | 88 |
4 |
| Trojan Battery Company, LLC | 65 |
2 |
| Mujin Service Co.,Ltd. | 5 |
2 |
| Hitachi Chemical Company, Ltd. | 2455 |
1 |
| Johnson Controls Autobatterie GmbH & Co. KGaA | 29 |
1 |
| Aqua Metals, Inc. | 39 |
1 |
| EH Europe GmbH | 52 |
1 |
| The Furukawa Battery Co., Ltd. | 154 |
1 |
| Global Battery Co., Ltd. | 22 |
1 |
| IQ Power Licensing AG | 37 |
1 |
| John Thomas Turner | 2 |
1 |
| Meyer, Thomas John | 1 |
1 |
| Rosendahl Nextrom GmbH | 15 |
1 |
| TBS Engineering Limited | 29 |
1 |
| Thomas John Meyer | 2 |
1 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
1 |
| Xiamen Hithium Energy Storage Technology Co., Ltd. | 156 |
1 |
| Shenzhen Hairun New Energy Technology Co., Ltd. | 12 |
1 |
| Other owners | 0 |