- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/242 - Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes comprising framed electrodes or intermediary frame-like gaskets
Patent holdings for IPC class H01M 8/242
Total number of patents in this class: 255
10-year publication summary
|
26
|
21
|
18
|
41
|
32
|
26
|
26
|
22
|
20
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honda Motor Co., Ltd. | 24537 |
27 |
| Toyota Motor Corporation | 28582 |
22 |
| Nissan Motor Co., Ltd. | 12249 |
21 |
| Robert Bosch GmbH | 40953 |
20 |
| Hyundai Motor Company | 19021 |
14 |
| Audi AG | 7153 |
12 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
8 |
| Kia Motors Corporation | 7946 |
8 |
| Powercell Sweden AB | 90 |
8 |
| Morimura Sofc Technology Co.,Ltd | 94 |
7 |
| GM Global Technology Operations LLC | 13620 |
5 |
| Upstart Power, Inc. | 26 |
5 |
| cellcentric GmbH & Co. KG | 160 |
5 |
| Kia Corporation | 6450 |
4 |
| ElringKlinger AG | 487 |
3 |
| Greenerity GmbH | 41 |
3 |
| Intelligent Energy Limited | 464 |
3 |
| National Taipei University of Technology | 134 |
3 |
| Plug Power Inc. | 112 |
3 |
| Reinz-Dichtungs-GmbH | 245 |
3 |
| Other owners | 71 |