- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/2475 - Enclosures, casings or containers of fuel cell stacks
Patent holdings for IPC class H01M 8/2475
Total number of patents in this class: 698
10-year publication summary
|
23
|
50
|
58
|
67
|
83
|
97
|
72
|
89
|
90
|
26
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honda Motor Co., Ltd. | 24537 |
91 |
| Kyocera Corporation | 12735 |
81 |
| Toyota Motor Corporation | 28582 |
69 |
| Hyundai Motor Company | 19021 |
26 |
| Robert Bosch GmbH | 40953 |
20 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
15 |
| Bloom Energy Corporation | 590 |
14 |
| Kia Motors Corporation | 7946 |
12 |
| Ceres Intellectual Property Company Limited | 250 |
12 |
| Kia Corporation | 6450 |
11 |
| GM Global Technology Operations LLC | 13620 |
9 |
| FuelCell Energy, Inc. | 337 |
9 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
8 |
| Audi AG | 7153 |
8 |
| Intelligent Energy Limited | 464 |
8 |
| Nissan Motor Co., Ltd. | 12249 |
7 |
| AVL List GmbH | 1232 |
7 |
| Nuvera Fuel Cells, LLC | 111 |
7 |
| Powercell Sweden AB | 90 |
7 |
| Watt Fuel Cell Corp. | 122 |
7 |
| Other owners | 270 |