- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/0438 - PressureAmbient pressureFlow
Patent holdings for IPC class H01M 8/0438
Total number of patents in this class: 1371
10-year publication summary
|
82
|
95
|
112
|
103
|
85
|
114
|
145
|
138
|
181
|
41
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 34313 |
157 |
| Robert Bosch GmbH | 43504 |
153 |
| Hyundai Motor Company | 23479 |
135 |
| Kia Corporation | 11227 |
60 |
| Honda Motor Co., Ltd. | 25840 |
54 |
| Kia Motors Corporation | 7730 |
47 |
| Nissan Motor Co., Ltd. | 12731 |
45 |
| Bayerische Motoren Werke Aktiengesellschaft | 14955 |
23 |
| AVL List GmbH | 1326 |
23 |
| Panasonic Intellectual Property Management Co., Ltd. | 33375 |
20 |
| Audi AG | 7451 |
18 |
| Bloom Energy Corporation | 670 |
17 |
| Aisan Kogyo Kabushiki Kaisha | 751 |
15 |
| Cummins Inc. | 2584 |
15 |
| Ford Global Technologies, LLC | 21216 |
14 |
| Kyocera Corporation | 14211 |
14 |
| FuelCell Energy, Inc. | 331 |
14 |
| Volvo Truck Corporation | 3754 |
14 |
| GM Global Technology Operations LLC | 15722 |
13 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10975 |
13 |
| Other owners | 507 |