- 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: 787
10-year publication summary
|
74
|
79
|
98
|
66
|
65
|
57
|
55
|
47
|
49
|
31
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 35772 |
85 |
| Hyundai Motor Company | 24653 |
79 |
| Robert Bosch GmbH | 44160 |
78 |
| Kia Motors Corporation | 7718 |
44 |
| Honda Motor Co., Ltd. | 26025 |
35 |
| Nissan Motor Co., Ltd. | 12964 |
34 |
| Audi AG | 7563 |
21 |
| Kia Corporation | 12385 |
19 |
| Bloom Energy Corporation | 700 |
16 |
| GM Global Technology Operations LLC | 16124 |
14 |
| FuelCell Energy, Inc. | 325 |
14 |
| Ford Global Technologies, LLC | 21509 |
12 |
| AVL List GmbH | 1324 |
12 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
9 |
| cellcentric GmbH & Co. KG | 201 |
9 |
| Kyocera Corporation | 14359 |
8 |
| Intelligent Energy Limited | 374 |
8 |
| Hydrogenics Corporation | 188 |
7 |
| MAHLE International GmbH | 2911 |
7 |
| Ceres Intellectual Property Company Limited | 252 |
6 |
| Other owners | 270 |