- All sections
- H - Electricity
- H01M - Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy
- H01M 8/0234 - Carbonaceous material
Patent holdings for IPC class H01M 8/0234
Total number of patents in this class: 292
10-year publication summary
|
22
|
37
|
47
|
38
|
41
|
21
|
25
|
21
|
23
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 40953 |
27 |
| Toray Industries, Inc. | 6652 |
20 |
| Hyundai Motor Company | 19021 |
12 |
| Toyota Motor Corporation | 28582 |
9 |
| Nissan Motor Co., Ltd. | 12249 |
9 |
| Audi AG | 7153 |
8 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
6 |
| Kia Motors Corporation | 7946 |
6 |
| JNTG Co., Ltd. | 7 |
6 |
| Honda Motor Co., Ltd. | 24537 |
5 |
| Sumitomo Electric Industries, Ltd. | 14131 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
5 |
| Mitsubishi Chemical Corporation | 4313 |
5 |
| Carl Freudenberg KG | 1346 |
5 |
| Hyaxiom, Inc. | 90 |
5 |
| LG Chem, Ltd. | 17205 |
4 |
| Massachusetts Institute of Technology | 9795 |
4 |
| Tsinghua University | 5426 |
4 |
| Guardnec Co., Ltd. | 10 |
4 |
| Kolon Industries, Inc. | 1506 |
4 |
| Other owners | 139 |