- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/2485 - Arrangements for sealing external manifolds; Arrangements for mounting external manifolds around a stack
Patent holdings for IPC class H01M 8/2485
Total number of patents in this class: 289
10-year publication summary
|
27
|
31
|
42
|
26
|
26
|
16
|
25
|
22
|
14
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Corporation | 13344 |
18 |
| Toyota Motor Corporation | 30455 |
17 |
| Nissan Motor Co., Ltd. | 12352 |
15 |
| Audi AG | 7281 |
14 |
| Bloom Energy Corporation | 629 |
14 |
| Hyundai Motor Company | 20483 |
13 |
| FuelCell Energy, Inc. | 328 |
13 |
| Honda Motor Co., Ltd. | 24866 |
12 |
| Versa Power Systems, Ltd. | 34 |
10 |
| Robert Bosch GmbH | 41786 |
7 |
| NGK Insulators, Ltd. | 4792 |
7 |
| Intelligent Energy Limited | 424 |
7 |
| Ceres Intellectual Property Company Limited | 262 |
6 |
| Kia Motors Corporation | 7777 |
5 |
| Toyota Boshoku Kabushiki Kaisha | 1361 |
5 |
| Kia Corporation | 8153 |
5 |
| LG Chem, Ltd. | 17639 |
4 |
| Doosan Corporation | 434 |
4 |
| FCP Fuel Cell Powertrain GmbH | 10 |
4 |
| LG Electronics Inc. | 71039 |
3 |
| Other owners | 106 |