- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/028 - Sealing means characterised by their material
Patent holdings for IPC class H01M 8/028
Total number of patents in this class: 78
10-year publication summary
|
2
|
5
|
3
|
11
|
4
|
9
|
7
|
4
|
10
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Commissariat à l'énergie atomique et aux energies alternatives | 10949 |
7 |
| Audi AG | 7372 |
5 |
| Robert Bosch GmbH | 42815 |
4 |
| Hyundai Motor Company | 22369 |
4 |
| NOK Corporation | 2236 |
4 |
| Honda Motor Co., Ltd. | 25771 |
3 |
| Toyota Motor Corporation | 32956 |
3 |
| Nissan Motor Co., Ltd. | 12560 |
3 |
| Reinz-Dichtungs-GmbH | 280 |
3 |
| GM Global Technology Operations LLC | 15173 |
2 |
| Kyocera Corporation | 13962 |
2 |
| Bloom Energy Corporation | 662 |
2 |
| Ceres Power Limited | 33 |
2 |
| Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO | 2383 |
2 |
| Sumitomo Riko Company Limited | 1086 |
2 |
| Kia Corporation | 10074 |
2 |
| E. I. du Pont de Nemours and Company | 3988 |
1 |
| Industrial Technology Research Institute | 5077 |
1 |
| Dai Nippon Printing Co., Ltd. | 4119 |
1 |
| Schaeffler Technologies AG & Co. KG | 10017 |
1 |
| Other owners | 24 |