- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/2483 - 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: 684
10-year publication summary
|
47
|
49
|
60
|
67
|
54
|
52
|
56
|
56
|
48
|
63
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 32542 |
50 |
| Robert Bosch GmbH | 42721 |
50 |
| Honda Motor Co., Ltd. | 25335 |
42 |
| Hyundai Motor Company | 22141 |
34 |
| Bloom Energy Corporation | 660 |
28 |
| Audi AG | 7367 |
19 |
| Nissan Motor Co., Ltd. | 12520 |
18 |
| Intelligent Energy Limited | 406 |
18 |
| Ceres Intellectual Property Company Limited | 268 |
17 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10931 |
15 |
| Kia Corporation | 9834 |
15 |
| Toyota Boshoku Kabushiki Kaisha | 1413 |
14 |
| Kia Motors Corporation | 7752 |
11 |
| Ceres Power Limited | 30 |
11 |
| Nuvera Fuel Cells, LLC | 108 |
10 |
| Osaka Gas Co., Ltd. | 312 |
10 |
| Morimura Sofc Technology Co.,Ltd | 87 |
10 |
| NGK Insulators, Ltd. | 4973 |
9 |
| Sumitomo Electric Industries, Ltd. | 15535 |
8 |
| Hydrogenics Corporation | 193 |
8 |
| Other owners | 287 |