- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/73 - Grids for lead-acid accumulators, e.g. frame plates
Patent holdings for IPC class H01M 4/73
Total number of patents in this class: 240
10-year publication summary
|
17
|
17
|
15
|
20
|
29
|
18
|
21
|
16
|
15
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GS Yuasa International Ltd. | 1961 |
35 |
| CPS Technology Holdings LLC | 698 |
24 |
| Clarios Germany GmbH & Co. KG | 102 |
24 |
| Wirtz Manufacturing Co., Inc. | 47 |
12 |
| The Furukawa Battery Co., Ltd. | 171 |
11 |
| RSR Technologies, Inc. | 44 |
8 |
| Johnson Controls Autobatterie GmbH & Co. KGaA | 29 |
6 |
| Johnson Controls Technology Company | 1480 |
6 |
| Johns Manville | 964 |
6 |
| Trojan Battery Company, LLC | 68 |
6 |
| Hitachi Chemical Company, Ltd. | 2387 |
5 |
| Arcactive Limited | 25 |
4 |
| Shin-Kobe Electric Machinery Co., Ltd. | 121 |
4 |
| Zhejiang Tian Neng Battery (Jiangsu) Co., Ltd. | 19 |
4 |
| Eternity Technologies Limited | 4 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 29687 |
3 |
| The Furukawa Electric Co., Ltd. | 3599 |
3 |
| Copperwatts LLC | 3 |
3 |
| Daramic, LLC | 214 |
3 |
| Gridtential Energy, Inc. | 44 |
3 |
| Other owners | 66 |