- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/2483 - Grouping of fuel cells, e.g. stacking of fuel cells - Details of groupings of fuel cells characterised by internal manifolds
Patent holdings for IPC class H01M 8/2483
Total number of patents in this class: 575
10-year publication summary
|
34
|
55
|
49
|
66
|
69
|
57
|
58
|
61
|
56
|
16
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 28582 |
51 |
| Honda Motor Co., Ltd. | 24537 |
41 |
| Robert Bosch GmbH | 40953 |
27 |
| Hyundai Motor Company | 19021 |
27 |
| Nissan Motor Co., Ltd. | 12249 |
20 |
| Audi AG | 7153 |
19 |
| Bloom Energy Corporation | 590 |
19 |
| Intelligent Energy Limited | 464 |
18 |
| Ceres Intellectual Property Company Limited | 250 |
13 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
12 |
| Morimura Sofc Technology Co.,Ltd | 94 |
12 |
| Kia Motors Corporation | 7946 |
11 |
| Nuvera Fuel Cells, LLC | 111 |
10 |
| Osaka Gas Co., Ltd. | 312 |
10 |
| Toyota Boshoku Kabushiki Kaisha | 1304 |
10 |
| NGK Insulators, Ltd. | 4589 |
9 |
| Hydrogenics Corporation | 204 |
8 |
| Kia Corporation | 6450 |
8 |
| Sumitomo Electric Industries, Ltd. | 14131 |
7 |
| Reinz-Dichtungs-GmbH | 245 |
7 |
| Other owners | 236 |