- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/0438 - Pressure; Ambient pressure; Flow
Patent holdings for IPC class H01M 8/0438
Total number of patents in this class: 1039
10-year publication summary
|
36
|
95
|
85
|
97
|
111
|
103
|
85
|
117
|
142
|
51
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 28582 |
150 |
| Hyundai Motor Company | 19021 |
107 |
| Robert Bosch GmbH | 40953 |
87 |
| Nissan Motor Co., Ltd. | 12249 |
49 |
| Kia Motors Corporation | 7946 |
48 |
| Honda Motor Co., Ltd. | 24537 |
43 |
| Kia Corporation | 6450 |
31 |
| Audi AG | 7153 |
18 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
16 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
16 |
| AVL List GmbH | 1232 |
16 |
| Cummins Inc. | 2369 |
13 |
| Nuvera Fuel Cells, LLC | 111 |
13 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
12 |
| Bloom Energy Corporation | 590 |
12 |
| GM Global Technology Operations LLC | 13620 |
11 |
| Ford Global Technologies, LLC | 19702 |
11 |
| Ceres Intellectual Property Company Limited | 250 |
11 |
| Mitsubishi Power, Ltd. | 1680 |
11 |
| FuelCell Energy, Inc. | 337 |
10 |
| Other owners | 354 |