- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/0258 - CollectorsSeparators, e.g. bipolar separatorsInterconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
Patent holdings for IPC class H01M 8/0258
Total number of patents in this class: 1423
10-year publication summary
|
92
|
116
|
162
|
113
|
136
|
133
|
131
|
137
|
136
|
69
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 44128 |
89 |
| Honda Motor Co., Ltd. | 26008 |
87 |
| Hyundai Motor Company | 24602 |
71 |
| Toyota Motor Corporation | 35680 |
61 |
| Audi AG | 7559 |
58 |
| Reinz-Dichtungs-GmbH | 282 |
42 |
| Nissan Motor Co., Ltd. | 12947 |
32 |
| Kia Motors Corporation | 7718 |
32 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11127 |
30 |
| Bloom Energy Corporation | 698 |
30 |
| Kia Corporation | 12346 |
30 |
| Sumitomo Electric Industries, Ltd. | 16305 |
22 |
| Intelligent Energy Limited | 374 |
22 |
| LG Chem, Ltd. | 17921 |
20 |
| EKPO Fuel Cell Technologies GmbH | 105 |
20 |
| Kyocera Corporation | 14335 |
15 |
| Osaka Gas Co., Ltd. | 314 |
15 |
| GM Global Technology Operations LLC | 16106 |
14 |
| Toyota Shatai Kabushiki Kaisha | 432 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
13 |
| Other owners | 706 |