- 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: 407
10-year publication summary
|
32
|
40
|
33
|
28
|
32
|
38
|
28
|
35
|
34
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43631 |
40 |
| Hyundai Motor Company | 23824 |
22 |
| Honda Motor Co., Ltd. | 25873 |
21 |
| Toyota Motor Corporation | 34698 |
18 |
| Kia Motors Corporation | 7723 |
16 |
| Audi AG | 7480 |
16 |
| Nissan Motor Co., Ltd. | 12778 |
14 |
| Powercell Sweden AB | 120 |
13 |
| EKPO Fuel Cell Technologies GmbH | 104 |
11 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11013 |
10 |
| Reinz-Dichtungs-GmbH | 281 |
10 |
| Schaeffler Technologies AG & Co. KG | 10725 |
9 |
| LG Chem, Ltd. | 17840 |
6 |
| GM Global Technology Operations LLC | 15848 |
6 |
| Bloom Energy Corporation | 676 |
5 |
| ESS Tech, Inc. | 197 |
5 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4053 |
5 |
| Volkswagen AG | 7416 |
5 |
| Morimura Sofc Technology Co.,Ltd | 76 |
5 |
| Sumitomo Electric Industries, Ltd. | 16113 |
4 |
| Other owners | 166 |