- 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: 481
10-year publication summary
|
30
|
37
|
49
|
35
|
26
|
54
|
62
|
41
|
46
|
41
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 42984 |
63 |
| NOK Corporation | 2239 |
36 |
| Honda Motor Co., Ltd. | 25769 |
24 |
| Toyota Motor Corporation | 33275 |
24 |
| Hyundai Motor Company | 22664 |
17 |
| Audi AG | 7389 |
13 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10955 |
11 |
| GM Global Technology Operations LLC | 15310 |
9 |
| cellcentric GmbH & Co. KG | 186 |
9 |
| Kia Motors Corporation | 7743 |
8 |
| EKPO Fuel Cell Technologies GmbH | 92 |
8 |
| Schaeffler Technologies AG & Co. KG | 10297 |
7 |
| Threebond Co., Ltd. | 136 |
7 |
| Symbio | 16 |
7 |
| LG Chem, Ltd. | 17682 |
6 |
| Hydrogenics Corporation | 190 |
6 |
| Powercell Sweden AB | 115 |
6 |
| Sumitomo Riko Company Limited | 1090 |
6 |
| Compagnie Generale des Etablissements Michelin | 4789 |
6 |
| Nissan Motor Co., Ltd. | 12592 |
5 |
| Other owners | 203 |