- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/0297 - Arrangements for joining electrodes, reservoir layers, heat exchange units or bipolar separators to each other
Patent holdings for IPC class H01M 8/0297
Total number of patents in this class: 377
10-year publication summary
|
30
|
31
|
39
|
33
|
26
|
30
|
36
|
26
|
34
|
24
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 42705 |
35 |
| Hyundai Motor Company | 22086 |
22 |
| Honda Motor Co., Ltd. | 25327 |
18 |
| Toyota Motor Corporation | 32450 |
18 |
| Kia Motors Corporation | 7754 |
16 |
| Audi AG | 7366 |
16 |
| Nissan Motor Co., Ltd. | 12516 |
15 |
| Powercell Sweden AB | 110 |
10 |
| Reinz-Dichtungs-GmbH | 280 |
10 |
| Schaeffler Technologies AG & Co. KG | 9908 |
8 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10931 |
8 |
| EKPO Fuel Cell Technologies GmbH | 90 |
8 |
| LG Chem, Ltd. | 17635 |
6 |
| GM Global Technology Operations LLC | 15095 |
6 |
| Bloom Energy Corporation | 660 |
5 |
| ESS Tech, Inc. | 200 |
5 |
| Volkswagen AG | 7339 |
5 |
| Morimura Sofc Technology Co.,Ltd | 87 |
5 |
| Sumitomo Electric Industries, Ltd. | 15529 |
4 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3985 |
4 |
| Other owners | 153 |