- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/2465 - Details of groupings of fuel cells
Patent holdings for IPC class H01M 8/2465
Total number of patents in this class: 587
10-year publication summary
|
41
|
36
|
51
|
54
|
41
|
47
|
33
|
63
|
54
|
33
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 32788 |
46 |
| Honda Motor Co., Ltd. | 25425 |
36 |
| Nissan Motor Co., Ltd. | 12523 |
30 |
| Hyundai Motor Company | 22257 |
29 |
| Kyocera Corporation | 13909 |
24 |
| Robert Bosch GmbH | 42813 |
19 |
| Bloom Energy Corporation | 662 |
17 |
| Powercell Sweden AB | 111 |
16 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10941 |
14 |
| Kia Motors Corporation | 7751 |
13 |
| Audi AG | 7375 |
12 |
| Kia Corporation | 9958 |
11 |
| Sumitomo Electric Industries, Ltd. | 15593 |
9 |
| Intelligent Energy Limited | 405 |
9 |
| Loop Energy Inc. | 37 |
9 |
| Toshiba Energy Systems & Solutions Corp. | 1086 |
7 |
| Morimura Sofc Technology Co.,Ltd | 87 |
7 |
| Standard Energy Inc. | 100 |
7 |
| Plug Power Inc. | 117 |
6 |
| Toyota Boshoku Kabushiki Kaisha | 1417 |
6 |
| Other owners | 260 |