- 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: 629
10-year publication summary
|
39
|
57
|
60
|
42
|
50
|
36
|
75
|
59
|
53
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 35772 |
47 |
| Honda Motor Co., Ltd. | 26025 |
41 |
| Hyundai Motor Company | 24653 |
30 |
| Kyocera Corporation | 14359 |
25 |
| Nissan Motor Co., Ltd. | 12964 |
23 |
| Bloom Energy Corporation | 700 |
21 |
| Robert Bosch GmbH | 44160 |
20 |
| Powercell Sweden AB | 121 |
16 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11123 |
14 |
| Kia Motors Corporation | 7718 |
13 |
| Audi AG | 7563 |
12 |
| Kia Corporation | 12385 |
12 |
| Sumitomo Electric Industries, Ltd. | 16331 |
9 |
| Intelligent Energy Limited | 374 |
7 |
| Toshiba Energy Systems & Solutions Corp. | 1152 |
7 |
| Morimura Sofc Technology Co.,Ltd | 71 |
7 |
| Standard Energy Inc. | 117 |
7 |
| Plug Power Inc. | 120 |
6 |
| Toyota Boshoku Kabushiki Kaisha | 1498 |
6 |
| Dongfeng Motor Group Company Limited | 314 |
6 |
| Other owners | 300 |