- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/04828 - HumidityWater content
Patent holdings for IPC class H01M 8/04828
Total number of patents in this class: 742
10-year publication summary
|
71
|
72
|
75
|
97
|
66
|
63
|
57
|
55
|
47
|
35
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 32599 |
84 |
| Hyundai Motor Company | 22167 |
76 |
| Robert Bosch GmbH | 42742 |
66 |
| Kia Motors Corporation | 7751 |
44 |
| Nissan Motor Co., Ltd. | 12519 |
36 |
| Honda Motor Co., Ltd. | 25352 |
34 |
| Audi AG | 7369 |
22 |
| Bloom Energy Corporation | 660 |
16 |
| Kia Corporation | 9861 |
16 |
| FuelCell Energy, Inc. | 327 |
14 |
| GM Global Technology Operations LLC | 15114 |
13 |
| AVL List GmbH | 1299 |
12 |
| Ford Global Technologies, LLC | 20676 |
11 |
| Kyocera Corporation | 13884 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 31696 |
8 |
| Intelligent Energy Limited | 406 |
8 |
| cellcentric GmbH & Co. KG | 183 |
8 |
| Hydrogenics Corporation | 193 |
7 |
| Ceres Intellectual Property Company Limited | 268 |
6 |
| MAHLE International GmbH | 2778 |
6 |
| Other owners | 247 |