- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/043 - Processes for controlling fuel cells or fuel cell systems applied during specific periods
Patent holdings for IPC class H01M 8/043
Total number of patents in this class: 213
10-year publication summary
|
11
|
14
|
17
|
13
|
18
|
24
|
23
|
24
|
20
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 44176 |
36 |
| Toyota Motor Corporation | 35813 |
21 |
| Hyundai Motor Company | 24703 |
12 |
| Honda Motor Co., Ltd. | 26034 |
9 |
| ESS Tech, Inc. | 201 |
6 |
| Hydrogenics Corporation | 188 |
6 |
| Kyocera Corporation | 14383 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
5 |
| Bayerische Motoren Werke Aktiengesellschaft | 15289 |
5 |
| Cummins Inc. | 2636 |
5 |
| Kia Corporation | 12433 |
5 |
| Ford Global Technologies, LLC | 21524 |
4 |
| Nissan Motor Co., Ltd. | 12966 |
4 |
| GM Global Technology Operations LLC | 16155 |
3 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11124 |
3 |
| Kia Motors Corporation | 7718 |
3 |
| Audi AG | 7561 |
3 |
| AVL List GmbH | 1324 |
3 |
| Intelligent Energy Limited | 374 |
3 |
| Volvo Truck Corporation | 3913 |
3 |
| Other owners | 69 |