- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 4/54 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of silver
Patent holdings for IPC class H01M 4/54
Total number of patents in this class: 127
10-year publication summary
|
18
|
9
|
5
|
8
|
6
|
5
|
9
|
7
|
11
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Medtronic, Inc. | 9964 |
16 |
| Pacesetter, Inc. | 1528 |
7 |
| Greatbatch Ltd. | 351 |
5 |
| Riot Energy, Inc. | 30 |
5 |
| UChicago Argonne, LLC | 866 |
4 |
| ZPower, LLC | 21 |
4 |
| Murata Manufacturing Co., Ltd. | 22355 |
3 |
| Samsung SDI Co., Ltd. | 6671 |
3 |
| Duracell U.S. Operations, Inc. | 432 |
3 |
| Maxell Holdings, Ltd. | 1422 |
3 |
| Maxell, Ltd. | 2533 |
3 |
| LG Chem, Ltd. | 17205 |
2 |
| Cardiac Pacemakers, Inc. | 3115 |
2 |
| The Board of Trustees of the Leland Stanford Junior University | 6054 |
2 |
| BYD Company Limited | 3700 |
2 |
| Dowa Electronics Materials Co., Ltd. | 610 |
2 |
| Hydro-Quebec | 637 |
2 |
| Kyushu Institute of Technology | 319 |
2 |
| National University of Singapore | 2228 |
2 |
| Varta Microbattery GmbH | 289 |
2 |
| Other owners | 53 |