- 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: 529
10-year publication summary
|
40
|
52
|
36
|
26
|
57
|
69
|
44
|
47
|
54
|
36
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 44291 |
68 |
| NOK Corporation | 2325 |
37 |
| Honda Motor Co., Ltd. | 26212 |
25 |
| Toyota Motor Corporation | 36092 |
24 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11128 |
18 |
| Hyundai Motor Company | 24898 |
17 |
| Audi AG | 7577 |
13 |
| Schaeffler Technologies AG & Co. KG | 11159 |
11 |
| EKPO Fuel Cell Technologies GmbH | 105 |
10 |
| GM Global Technology Operations LLC | 16219 |
9 |
| Sumitomo Riko Company Limited | 1161 |
9 |
| Threebond Co., Ltd. | 154 |
9 |
| cellcentric GmbH & Co. KG | 201 |
9 |
| Kia Motors Corporation | 7715 |
8 |
| Symbio | 15 |
7 |
| LG Chem, Ltd. | 17967 |
6 |
| Bloom Energy Corporation | 704 |
6 |
| ElringKlinger AG | 580 |
6 |
| Hydrogenics Corporation | 189 |
6 |
| Powercell Sweden AB | 128 |
6 |
| Other owners | 225 |