- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/04746 - PressureFlow
Patent holdings for IPC class H01M 8/04746
Total number of patents in this class: 2755
10-year publication summary
|
182
|
188
|
183
|
230
|
206
|
221
|
261
|
305
|
353
|
289
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 33275 |
295 |
| Hyundai Motor Company | 22664 |
279 |
| Robert Bosch GmbH | 42984 |
221 |
| Kia Corporation | 10390 |
139 |
| Honda Motor Co., Ltd. | 25769 |
119 |
| Kia Motors Corporation | 7743 |
91 |
| Nissan Motor Co., Ltd. | 12592 |
88 |
| Audi AG | 7389 |
39 |
| Panasonic Intellectual Property Management Co., Ltd. | 32244 |
38 |
| GM Global Technology Operations LLC | 15310 |
36 |
| Hydrogenics Corporation | 190 |
36 |
| Kyocera Corporation | 14034 |
35 |
| AVL List GmbH | 1308 |
33 |
| Ford Global Technologies, LLC | 20852 |
31 |
| Volvo Truck Corporation | 3519 |
31 |
| Ceres Intellectual Property Company Limited | 264 |
30 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10955 |
27 |
| Cummins Inc. | 2625 |
27 |
| Mitsubishi Power, Ltd. | 1805 |
27 |
| Intelligent Energy Limited | 404 |
26 |
| Other owners | 1107 |