- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/0247 - CollectorsSeparators, e.g. bipolar separatorsInterconnectors characterised by the form
Patent holdings for IPC class H01M 8/0247
Total number of patents in this class: 785
10-year publication summary
|
49
|
73
|
69
|
61
|
66
|
73
|
69
|
81
|
62
|
46
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honda Motor Co., Ltd. | 26154 |
52 |
| Toyota Motor Corporation | 35992 |
46 |
| Robert Bosch GmbH | 44252 |
40 |
| Hyundai Motor Company | 24852 |
39 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11124 |
25 |
| Audi AG | 7573 |
21 |
| Reinz-Dichtungs-GmbH | 282 |
21 |
| Sumitomo Electric Industries, Ltd. | 16331 |
20 |
| Nissan Motor Co., Ltd. | 13016 |
19 |
| Kia Motors Corporation | 7717 |
17 |
| Kia Corporation | 12587 |
17 |
| GM Global Technology Operations LLC | 16205 |
16 |
| NOK Corporation | 2316 |
14 |
| Kyocera Corporation | 14433 |
13 |
| Powercell Sweden AB | 128 |
13 |
| Morimura Sofc Technology Co.,Ltd | 71 |
13 |
| EKPO Fuel Cell Technologies GmbH | 105 |
13 |
| ESS Tech, Inc. | 205 |
12 |
| NGK Insulators, Ltd. | 5173 |
10 |
| Topsoe A/S | 1060 |
10 |
| Other owners | 354 |