- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/0273 - Sealing or supporting means around electrodes, matrices or membranes with sealing or supporting means in the form of a frame
Patent holdings for IPC class H01M 8/0273
Total number of patents in this class: 1011
10-year publication summary
|
58
|
66
|
105
|
108
|
90
|
92
|
102
|
72
|
95
|
91
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honda Motor Co., Ltd. | 25780 |
105 |
| Toyota Motor Corporation | 33015 |
61 |
| Robert Bosch GmbH | 42826 |
61 |
| Nissan Motor Co., Ltd. | 12572 |
43 |
| Hyundai Motor Company | 22435 |
43 |
| Audi AG | 7377 |
29 |
| Sumitomo Electric Industries, Ltd. | 15659 |
27 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10956 |
27 |
| NOK Corporation | 2238 |
23 |
| Kia Corporation | 10142 |
22 |
| Schaeffler Technologies AG & Co. KG | 10035 |
15 |
| Reinz-Dichtungs-GmbH | 280 |
15 |
| cellcentric GmbH & Co. KG | 185 |
15 |
| EKPO Fuel Cell Technologies GmbH | 92 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 32105 |
13 |
| Kia Motors Corporation | 7749 |
13 |
| Bloom Energy Corporation | 662 |
12 |
| ElringKlinger AG | 543 |
12 |
| Nuvera Fuel Cells, LLC | 108 |
11 |
| Powercell Sweden AB | 111 |
11 |
| Other owners | 439 |