- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/04313 - Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of failure or abnormal function
Patent holdings for IPC class H01M 8/04313
Total number of patents in this class: 189
10-year publication summary
|
3
|
14
|
8
|
13
|
19
|
20
|
11
|
33
|
31
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 28582 |
22 |
| Robert Bosch GmbH | 40953 |
14 |
| Hyundai Motor Company | 19021 |
10 |
| Kyocera Corporation | 12735 |
8 |
| Kia Motors Corporation | 7946 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
6 |
| Audi AG | 7153 |
6 |
| Honda Motor Co., Ltd. | 24537 |
4 |
| LG Chem, Ltd. | 17205 |
4 |
| Bloom Energy Corporation | 590 |
4 |
| Denso Corporation | 23338 |
3 |
| Uop LLC | 4083 |
3 |
| HORIBA, Ltd. | 746 |
3 |
| Hydrogenics Corporation | 204 |
3 |
| Kabushiki Kaisha Toyota Chuo Kenkyusho | 587 |
3 |
| Korea Institute of Ocean Science & Technology | 353 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
2 |
| Komatsu Ltd. | 4265 |
2 |
| Aisan Kogyo Kabushiki Kaisha | 722 |
2 |
| Other owners | 77 |