- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/0286 - Processes for forming seals
Patent holdings for IPC class H01M 8/0286
Total number of patents in this class: 409
10-year publication summary
|
18
|
34
|
40
|
52
|
36
|
26
|
57
|
69
|
38
|
17
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 40953 |
41 |
| NOK Corporation | 2108 |
35 |
| Toyota Motor Corporation | 28582 |
24 |
| Honda Motor Co., Ltd. | 24537 |
21 |
| Hyundai Motor Company | 19021 |
14 |
| Audi AG | 7153 |
12 |
| GM Global Technology Operations LLC | 13620 |
9 |
| Kia Motors Corporation | 7946 |
8 |
| Nissan Motor Co., Ltd. | 12249 |
7 |
| Threebond Co., Ltd. | 108 |
7 |
| Symbio | 16 |
7 |
| EKPO Fuel Cell Technologies GmbH | 62 |
7 |
| LG Chem, Ltd. | 17205 |
6 |
| Hydrogenics Corporation | 204 |
6 |
| Compagnie Generale des Etablissements Michelin | 4450 |
6 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
5 |
| ElringKlinger AG | 487 |
5 |
| Nuvera Fuel Cells, LLC | 111 |
5 |
| Volkswagen AG | 6966 |
5 |
| cellcentric GmbH & Co. KG | 160 |
5 |
| Other owners | 174 |